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102168452 = 22127201119
BaseRepresentation
bin1100001011011…
…11011110000100
321010020200202202
412011233132010
5202123342302
614045454032
72350263131
oct605573604
9233220682
10102168452
1152742741
122a271318
1318222809
14d7d7588
158e82202
hex616f784

102168452 has 12 divisors (see below), whose sum is σ = 180203520. Its totient is φ = 50681736.

The previous prime is 102168439. The next prime is 102168463. The reversal of 102168452 is 254861201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100052 + ... + 101067.

It is an arithmetic number, because the mean of its divisors is an integer number (15016960).

Almost surely, 2102168452 is an apocalyptic number.

It is an amenable number.

102168452 is a deficient number, since it is larger than the sum of its proper divisors (78035068).

102168452 is a wasteful number, since it uses less digits than its factorization.

102168452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201250 (or 201248 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 102168452 is about 10107.8411146990. The cubic root of 102168452 is about 467.4899415415.

The spelling of 102168452 in words is "one hundred two million, one hundred sixty-eight thousand, four hundred fifty-two".

Divisors: 1 2 4 127 254 508 201119 402238 804476 25542113 51084226 102168452