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165100852 = 2275896459
BaseRepresentation
bin10011101011100…
…11110100110100
3102111122222210101
421311303310310
5314231211402
624214403444
74043222410
oct1165636464
9374588711
10165100852
1185216794
1247360584
1328288417
1417cd9d40
15e763b87
hex9d73d34

165100852 has 12 divisors (see below), whose sum is σ = 330201760. Its totient is φ = 70757496.

The previous prime is 165100843. The next prime is 165100853. The reversal of 165100852 is 258001561.

165100852 is an admirable number.

It is a super-2 number, since 2×1651008522 = 54516582662251808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 5896459 = 165100852 / (1 + 6 + 5 + 1 + 0 + 0 + 8 + 5 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 165100852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165100853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2948202 + ... + 2948257.

Almost surely, 2165100852 is an apocalyptic number.

It is an amenable number.

165100852 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165100852 is a wasteful number, since it uses less digits than its factorization.

165100852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5896470 (or 5896468 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 165100852 is about 12849.1576377598. The cubic root of 165100852 is about 548.5923807076.

The spelling of 165100852 in words is "one hundred sixty-five million, one hundred thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 5896459 11792918 23585836 41275213 82550426 165100852