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168413852 = 2261768239
BaseRepresentation
bin10100000100111…
…00101010011100
3102201220022101002
422002130222130
5321103220402
624413405432
74113331325
oct1202345234
9381808332
10168413852
1187079902
1248499878
1328b78389
141851d44c
15ebba602
hexa09ca9c

168413852 has 12 divisors (see below), whose sum is σ = 295206240. Its totient is φ = 84069216.

The previous prime is 168413851. The next prime is 168413857. The reversal of 168413852 is 258314861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168413851) 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, 31652 + ... + 36587.

It is an arithmetic number, because the mean of its divisors is an integer number (24600520).

Almost surely, 2168413852 is an apocalyptic number.

It is an amenable number.

168413852 is a deficient number, since it is larger than the sum of its proper divisors (126792388).

168413852 is a wasteful number, since it uses less digits than its factorization.

168413852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68860 (or 68858 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 168413852 is about 12977.4362645324. The cubic root of 168413852 is about 552.2375535336.

The spelling of 168413852 in words is "one hundred sixty-eight million, four hundred thirteen thousand, eight hundred fifty-two".

Divisors: 1 2 4 617 1234 2468 68239 136478 272956 42103463 84206926 168413852