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168102852 = 223109128519
BaseRepresentation
bin10100000010100…
…00101111000100
3102201022111202120
422001100233010
5321013242402
624403005540
74110564531
oct1201205704
9381274676
10168102852
1186987185
12483698b0
1328a99958
141847bd88
15eb583bc
hexa050bc4

168102852 has 24 divisors (see below), whose sum is σ = 395841600. Its totient is φ = 55519776.

The previous prime is 168102839. The next prime is 168102853. The reversal of 168102852 is 258201861.

It is not an unprimeable number, because it can be changed into a prime (168102853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62952 + ... + 65567.

It is an arithmetic number, because the mean of its divisors is an integer number (16493400).

Almost surely, 2168102852 is an apocalyptic number.

168102852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

168102852 is an abundant number, since it is smaller than the sum of its proper divisors (227738748).

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

168102852 is a wasteful number, since it uses less digits than its factorization.

168102852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128635 (or 128633 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 168102852 is about 12965.4483917834. The cubic root of 168102852 is about 551.8974158245.

Subtracting 168102852 from its reverse (258201861), we obtain a palindrome (90099009).

The spelling of 168102852 in words is "one hundred sixty-eight million, one hundred two thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 109 218 327 436 654 1308 128519 257038 385557 514076 771114 1542228 14008571 28017142 42025713 56034284 84051426 168102852