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23451054204 = 22315717969539
BaseRepresentation
bin10101110101110010…
…101011000001111100
32020112100021222122010
4111311302223001330
5341011432213304
614435005251220
71460065446264
oct256562530174
966470258563
1023451054204
119a44566136
124665863b10
132299667946
1411c67827a4
15923c0a789
hex575cab07c

23451054204 has 48 divisors (see below), whose sum is σ = 55376092800. Its totient is φ = 7723724736.

The previous prime is 23451054203. The next prime is 23451054241. The reversal of 23451054204 is 40245015432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23451054203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302467 + ... + 372005.

It is an arithmetic number, because the mean of its divisors is an integer number (1153668600).

Almost surely, 223451054204 is an apocalyptic number.

It is an amenable number.

23451054204 is an abundant number, since it is smaller than the sum of its proper divisors (31925038596).

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

23451054204 is a wasteful number, since it uses less digits than its factorization.

23451054204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69882 (or 69880 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 23451054204 its reverse (40245015432), we get a palindrome (63696069636).

The spelling of 23451054204 in words is "twenty-three billion, four hundred fifty-one million, fifty-four thousand, two hundred four".

Divisors: 1 2 3 4 6 12 157 179 314 358 471 537 628 716 942 1074 1884 2148 28103 56206 69539 84309 112412 139078 168618 208617 278156 337236 417234 834468 10917623 12447481 21835246 24894962 32752869 37342443 43670492 49789924 65505738 74684886 131011476 149369772 1954254517 3908509034 5862763551 7817018068 11725527102 23451054204