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168630935 = 5113066017
BaseRepresentation
bin10100000110100…
…01101010010111
3102202022100011012
422003101222113
5321132142220
624422202435
74115224244
oct1203215227
9382270135
10168630935
1187207a10
124858341b
1328c23125
14185785cb
15ec0eac5
hexa0d1a97

168630935 has 8 divisors (see below), whose sum is σ = 220753296. Its totient is φ = 122640640.

The previous prime is 168630923. The next prime is 168630961. The reversal of 168630935 is 539036861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 168630935 - 24 = 168630919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 168630892 and 168630901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532954 + ... + 1533063.

It is an arithmetic number, because the mean of its divisors is an integer number (27594162).

Almost surely, 2168630935 is an apocalyptic number.

168630935 is a deficient number, since it is larger than the sum of its proper divisors (52122361).

168630935 is a wasteful number, since it uses less digits than its factorization.

168630935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066033.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 168630935 is about 12985.7974341201. The cubic root of 168630935 is about 552.4747270436.

The spelling of 168630935 in words is "one hundred sixty-eight million, six hundred thirty thousand, nine hundred thirty-five".

Divisors: 1 5 11 55 3066017 15330085 33726187 168630935