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100492032 = 2831743179
BaseRepresentation
bin1011111110101…
…10001100000000
321000002112011010
411333112030000
5201211221112
613545520520
72330111454
oct577261400
9230075133
10100492032
11517a8173
12297a3140
1317a86754
14d4bc664
158c5063c
hex5fd6300

100492032 has 144 divisors (see below), whose sum is σ = 291392640. Its totient is φ = 30621696.

The previous prime is 100492031. The next prime is 100492039. The reversal of 100492032 is 230294001.

It is not an unprimeable number, because it can be changed into a prime (100492031) 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 15 ways as a sum of consecutive naturals, for example, 561319 + ... + 561497.

It is an arithmetic number, because the mean of its divisors is an integer number (2023560).

Almost surely, 2100492032 is an apocalyptic number.

100492032 is a gapful number since it is divisible by the number (12) 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 100492032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145696320).

100492032 is an abundant number, since it is smaller than the sum of its proper divisors (190900608).

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

100492032 is a wasteful number, since it uses less digits than its factorization.

100492032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 100492032 is about 10024.5714122849. The cubic root of 100492032 is about 464.9189082779.

The spelling of 100492032 in words is "one hundred million, four hundred ninety-two thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 43 48 51 64 68 86 96 102 128 129 136 172 179 192 204 256 258 272 344 358 384 408 516 537 544 688 716 731 768 816 1032 1074 1088 1376 1432 1462 1632 2064 2148 2176 2193 2752 2864 2924 3043 3264 4128 4296 4352 4386 5504 5728 5848 6086 6528 7697 8256 8592 8772 9129 11008 11456 11696 12172 13056 15394 16512 17184 17544 18258 22912 23091 23392 24344 30788 33024 34368 35088 36516 45824 46182 46784 48688 61576 68736 70176 73032 92364 93568 97376 123152 130849 137472 140352 146064 184728 187136 194752 246304 261698 280704 292128 369456 389504 392547 492608 523396 561408 584256 738912 779008 785094 985216 1046792 1168512 1477824 1570188 1970432 2093584 2337024 2955648 3140376 4187168 5911296 6280752 8374336 12561504 16748672 25123008 33497344 50246016 100492032