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2313030313100 = 2252132136865699
BaseRepresentation
bin100001101010001011010…
…110011010010010001100
322012010100001121100221002
4201222023112122102030
5300344041230004400
64530331430555432
7326053022156423
oct41521326322214
98163301540832
102313030313100
11811a50347191
12314345208b78
1313a16bb19300
147dd463ac2ba
15402795c9ed5
hex21a8b59a48c

2313030313100 has 54 divisors (see below), whose sum is σ = 5435073812700. Its totient is φ = 854041955520.

The previous prime is 2313030313093. The next prime is 2313030313109. The reversal of 2313030313100 is 13130303132.

It is a super-2 number, since 2×23130303131002 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2313030313109) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 68415950 + ... + 68449749.

It is an arithmetic number, because the mean of its divisors is an integer number (100649515050).

Almost surely, 22313030313100 is an apocalyptic number.

2313030313100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2313030313100 is an abundant number, since it is smaller than the sum of its proper divisors (3122043499600).

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

2313030313100 is a wasteful number, since it uses less digits than its factorization.

2313030313100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136865739 (or 136865719 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 2313030313100 its reverse (13130303132), we get a palindrome (2326160616232).

The spelling of 2313030313100 in words is "two trillion, three hundred thirteen billion, thirty million, three hundred thirteen thousand, one hundred".

Divisors: 1 2 4 5 10 13 20 25 26 50 52 65 100 130 169 260 325 338 650 676 845 1300 1690 3380 4225 8450 16900 136865699 273731398 547462796 684328495 1368656990 1779254087 2737313980 3421642475 3558508174 6843284950 7117016348 8896270435 13686569900 17792540870 23130303131 35585081740 44481352175 46260606262 88962704350 92521212524 115651515655 177925408700 231303031310 462606062620 578257578275 1156515156550 2313030313100