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910897495145 = 51138942575251
BaseRepresentation
bin11010100000101011011…
…10001011110001101001
310020002012000100012020122
431100111232023301221
5104411004224321040
61534243250333025
7122544613646261
oct15202556136151
93202160305218
10910897495145
11321344986230
1212865588a175
1367b883a3aa1
14321328127a1
1518a640be1b5
hexd415b8bc69

910897495145 has 16 divisors (see below), whose sum is σ = 1195513076160. Its totient is φ = 660767880000.

The previous prime is 910897495129. The next prime is 910897495187. The reversal of 910897495145 is 541594798019.

It is a happy number.

910897495145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 910897495145 - 24 = 910897495129 is a prime.

It is a super-2 number, since 2×9108974951452 (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21266231 + ... + 21309020.

It is an arithmetic number, because the mean of its divisors is an integer number (74719567260).

Almost surely, 2910897495145 is an apocalyptic number.

It is an amenable number.

910897495145 is a deficient number, since it is larger than the sum of its proper divisors (284615581015).

910897495145 is a wasteful number, since it uses less digits than its factorization.

910897495145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42575656.

The product of its (nonzero) digits is 16329600, while the sum is 62.

The spelling of 910897495145 in words is "nine hundred ten billion, eight hundred ninety-seven million, four hundred ninety-five thousand, one hundred forty-five".

Divisors: 1 5 11 55 389 1945 4279 21395 42575251 212876255 468327761 2341638805 16561772639 82808863195 182179499029 910897495145