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168830694 = 23219493657
BaseRepresentation
bin10100001000000…
…10011011100110
3102202200111011200
422010002123212
5321210040234
624430343330
74120015524
oct1204023346
9382614150
10168830694
1187333aaa
124865ab46
1328c93026
14185cb314
15ec4dd99
hexa1026e6

168830694 has 24 divisors (see below), whose sum is σ = 385053240. Its totient is φ = 53314848.

The previous prime is 168830653. The next prime is 168830707. The reversal of 168830694 is 496038861.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 246487 + ... + 247170.

It is an arithmetic number, because the mean of its divisors is an integer number (16043885).

Almost surely, 2168830694 is an apocalyptic number.

168830694 is an abundant number, since it is smaller than the sum of its proper divisors (216222546).

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

168830694 is a wasteful number, since it uses less digits than its factorization.

168830694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493684 (or 493681 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 168830694 is about 12993.4865990619. The cubic root of 168830694 is about 552.6927934969.

The spelling of 168830694 in words is "one hundred sixty-eight million, eight hundred thirty thousand, six hundred ninety-four".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 493657 987314 1480971 2961942 4442913 8885826 9379483 18758966 28138449 56276898 84415347 168830694