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3103131233100 = 22352103296333893
BaseRepresentation
bin101101001010000001000…
…010001110101101001100
3101222122201112212202000010
4231022001002032231030
5401320203043424400
610333320411433220
7440123325163053
oct55120102165514
911878645782003
103103131233100
11a97037756628
124214a8455810
13196815c819a2
14aa299b6139a
1555abd7e6450
hex2d28108eb4c

3103131233100 has 144 divisors (see below), whose sum is σ = 9068889053952. Its totient is φ = 819166928640.

The previous prime is 3103131233087. The next prime is 3103131233123. The reversal of 3103131233100 is 13321313013.

It is a super-2 number, since 2×31031312331002 (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91539754 + ... + 91573646.

It is an arithmetic number, because the mean of its divisors is an integer number (62978396208).

Almost surely, 23103131233100 is an apocalyptic number.

3103131233100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3103131233100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4534444526976).

3103131233100 is an abundant number, since it is smaller than the sum of its proper divisors (5965757820852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3103131233100 is a wasteful number, since it uses less digits than its factorization.

3103131233100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36976 (or 36969 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 3103131233100 its reverse (13321313013), we get a palindrome (3116452546113).

The spelling of 3103131233100 in words is "three trillion, one hundred three billion, one hundred thirty-one million, two hundred thirty-three thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 103 150 206 300 309 412 515 618 1030 1236 1545 2060 2575 2963 3090 5150 5926 6180 7725 8889 10300 11852 14815 15450 17778 29630 30900 33893 35556 44445 59260 67786 74075 88890 101679 135572 148150 169465 177780 203358 222225 296300 305189 338930 406716 444450 508395 610378 677860 847325 888900 915567 1016790 1220756 1525945 1694650 1831134 2033580 2541975 3051890 3389300 3490979 3662268 4577835 5083950 6103780 6981958 7629725 9155670 10167900 10472937 13963916 15259450 17454895 18311340 20945874 22889175 30518900 34909790 41891748 45778350 52364685 69819580 87274475 91556700 100424959 104729370 174548950 200849918 209458740 261823425 301274877 349097900 401699836 502124795 523646850 602549754 1004249590 1047293700 1205099508 1506374385 2008499180 2510623975 3012748770 5021247950 6025497540 7531871925 10042495900 10343770777 15063743850 20687541554 30127487700 31031312331 41375083108 51718853885 62062624662 103437707770 124125249324 155156561655 206875415540 258594269425 310313123310 517188538850 620626246620 775782808275 1034377077700 1551565616550 3103131233100