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10899106945 = 523313057253
BaseRepresentation
bin10100010011010001…
…10010110010000001
31001010120120222222121
422021220302302001
5134310132410240
65001301404241
7534042610666
oct121150626201
931116528877
1010899106945
114693297401
122142109681
13104906050c
14755729a6d
1543bcb004a
hex289a32c81

10899106945 has 16 divisors (see below), whose sum is σ = 14087826432. Its totient is φ = 8071145280.

The previous prime is 10899106901. The next prime is 10899106973. The reversal of 10899106945 is 54960199801.

It is a happy number.

It is not a de Polignac number, because 10899106945 - 29 = 10899106433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10899106892 and 10899106901.

It is an unprimeable number.

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, 1525062 + ... + 1532191.

It is an arithmetic number, because the mean of its divisors is an integer number (880489152).

Almost surely, 210899106945 is an apocalyptic number.

It is an amenable number.

10899106945 is a deficient number, since it is larger than the sum of its proper divisors (3188719487).

10899106945 is a wasteful number, since it uses less digits than its factorization.

10899106945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057312.

The product of its (nonzero) digits is 699840, while the sum is 52.

The spelling of 10899106945 in words is "ten billion, eight hundred ninety-nine million, one hundred six thousand, nine hundred forty-five".

Divisors: 1 5 23 31 115 155 713 3565 3057253 15286265 70316819 94774843 351584095 473874215 2179821389 10899106945