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168414376 = 23131795257
BaseRepresentation
bin10100000100111…
…00110010101000
3102201220100002111
422002130302220
5321103230001
624413412104
74113333004
oct1202346250
9381810074
10168414376
118707a239
124849a034
1328b786a0
141851d704
15ebba851
hexa09cca8

168414376 has 32 divisors (see below), whose sum is σ = 360075240. Its totient is φ = 73156608.

The previous prime is 168414361. The next prime is 168414383. The reversal of 168414376 is 673414861.

It can be written as a sum of positive squares in 4 ways, for example, as 97416900 + 70997476 = 9870^2 + 8426^2 .

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45861 + ... + 49396.

Almost surely, 2168414376 is an apocalyptic number.

It is an amenable number.

168414376 is an abundant number, since it is smaller than the sum of its proper divisors (191660864).

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

168414376 is a wasteful number, since it uses less digits than its factorization.

168414376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95293 (or 95289 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 168414376 is about 12977.4564534041. The cubic root of 168414376 is about 552.2381262739.

The spelling of 168414376 in words is "one hundred sixty-eight million, four hundred fourteen thousand, three hundred seventy-six".

Divisors: 1 2 4 8 13 17 26 34 52 68 104 136 221 442 884 1768 95257 190514 381028 762056 1238341 1619369 2476682 3238738 4953364 6477476 9906728 12954952 21051797 42103594 84207188 168414376