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23255455415 = 519929379769
BaseRepresentation
bin10101101010001000…
…100001011010110111
32020000201020112112112
4111222020201122313
5340111344033130
614403341041235
71452202052363
oct255210413267
966021215475
1023255455415
119954109945
12461025621b
132267c91a0a
1411a87c82a3
15911970495
hex56a2216b7

23255455415 has 16 divisors (see below), whose sum is σ = 28142856000. Its totient is φ = 18447466752.

The previous prime is 23255455367. The next prime is 23255455417. The reversal of 23255455415 is 51455455232.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23255455415 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23255455417) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 251651 + ... + 331419.

It is an arithmetic number, because the mean of its divisors is an integer number (1758928500).

Almost surely, 223255455415 is an apocalyptic number.

23255455415 is a deficient number, since it is larger than the sum of its proper divisors (4887400585).

23255455415 is a wasteful number, since it uses less digits than its factorization.

23255455415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80266.

The product of its digits is 600000, while the sum is 41.

The spelling of 23255455415 in words is "twenty-three billion, two hundred fifty-five million, four hundred fifty-five thousand, four hundred fifteen".

Divisors: 1 5 199 293 995 1465 58307 79769 291535 398845 15874031 23372317 79370155 116861585 4651091083 23255455415