Search a number
-
+
10124100100 = 22521729205357
BaseRepresentation
bin10010110110111000…
…11000001000000100
3222010120021120110101
421123130120020010
5131213232200400
64352334333444
7505612300552
oct113334301004
928116246411
1010124100100
114325877284
121b6665a284
13c5461b69a
146c0828bd2
153e3c2356a
hex25b718204

10124100100 has 72 divisors (see below), whose sum is σ = 24063850440. Its totient is φ = 3679979520.

The previous prime is 10124100067. The next prime is 10124100101. The reversal of 10124100100 is 100142101.

It can be written as a sum of positive squares in 12 ways, for example, as 942244416 + 9181855684 = 30696^2 + 95822^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10124100101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53379 + ... + 151978.

It is an arithmetic number, because the mean of its divisors is an integer number (334220145).

Almost surely, 210124100100 is an apocalyptic number.

10124100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10124100100 is an abundant number, since it is smaller than the sum of its proper divisors (13939750340).

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

10124100100 is a wasteful number, since it uses less digits than its factorization.

10124100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205417 (or 205410 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10124100100 its reverse (100142101), we get a palindrome (10224242201).

It can be divided in two parts, 10124 and 100100, that added together give a square (110224 = 3322).

The spelling of 10124100100 in words is "ten billion, one hundred twenty-four million, one hundred thousand, one hundred".

Divisors: 1 2 4 5 10 17 20 25 29 34 50 58 68 85 100 116 145 170 290 340 425 493 580 725 850 986 1450 1700 1972 2465 2900 4930 9860 12325 24650 49300 205357 410714 821428 1026785 2053570 3491069 4107140 5133925 5955353 6982138 10267850 11910706 13964276 17455345 20535700 23821412 29776765 34910690 59553530 69821380 87276725 101241001 119107060 148883825 174553450 202482002 297767650 349106900 404964004 506205005 595535300 1012410010 2024820020 2531025025 5062050050 10124100100