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10223032985 = 5112335922511
BaseRepresentation
bin10011000010101011…
…10001101010011001
3222101110102212212022
421201111301222121
5131414044023420
64410231024225
7511223226614
oct114125615231
928343385768
1010223032985
1143766a9aa0
121b9380b075
13c6bc7a559
146cda1d17b
153ec766c25
hex261571a99

10223032985 has 32 divisors (see below), whose sum is σ = 14004264960. Its totient is φ = 7091550400.

The previous prime is 10223032969. The next prime is 10223032997. The reversal of 10223032985 is 58923032201.

It is not a de Polignac number, because 10223032985 - 24 = 10223032969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 442880 + ... + 465390.

It is an arithmetic number, because the mean of its divisors is an integer number (437633280).

Almost surely, 210223032985 is an apocalyptic number.

It is an amenable number.

10223032985 is a deficient number, since it is larger than the sum of its proper divisors (3781231975).

10223032985 is a wasteful number, since it uses less digits than its factorization.

10223032985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22909.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 10223032985 in words is "ten billion, two hundred twenty-three million, thirty-two thousand, nine hundred eighty-five".

Divisors: 1 5 11 23 55 115 253 359 1265 1795 3949 8257 19745 22511 41285 90827 112555 247621 454135 517753 1238105 2588765 5695283 8081449 28476415 40407245 88895939 185873327 444479695 929366635 2044606597 10223032985