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10200317825 = 526110696257
BaseRepresentation
bin10010111111111110…
…00111111110000001
3222022212200211112002
421133333013332001
5131342240132300
64404100113345
7510526161635
oct113777077601
928285624462
1010200317825
1143648a4835
121b88095855
13c67356329
146ca9c8dc5
153ea77b5d5
hex25ffc7f81

10200317825 has 24 divisors (see below), whose sum is σ = 12869827320. Its totient is φ = 8017689600.

The previous prime is 10200317791. The next prime is 10200317843. The reversal of 10200317825 is 52871300201.

It can be written as a sum of positive squares in 12 ways, for example, as 2437298161 + 7763019664 = 49369^2 + 88108^2 .

It is not a de Polignac number, because 10200317825 - 216 = 10200252289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1627097 + ... + 1633353.

It is an arithmetic number, because the mean of its divisors is an integer number (536242805).

Almost surely, 210200317825 is an apocalyptic number.

It is an amenable number.

10200317825 is a deficient number, since it is larger than the sum of its proper divisors (2669509495).

10200317825 is a wasteful number, since it uses less digits than its factorization.

10200317825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7397 (or 7392 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 10200317825 in words is "ten billion, two hundred million, three hundred seventeen thousand, eight hundred twenty-five".

Divisors: 1 5 25 61 305 1069 1525 5345 6257 26725 31285 65209 156425 326045 381677 1630225 1908385 6688733 9541925 33443665 167218325 408012713 2040063565 10200317825