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168008058 = 2329333781
BaseRepresentation
bin10100000001110…
…01100101111010
3102201010200201200
422000321211322
5321002224213
624400555030
74110021261
oct1200714572
9381120650
10168008058
1186921a39
1248322a76
1328a6576a
14184555d8
15eb3a273
hexa03997a

168008058 has 12 divisors (see below), whose sum is σ = 364017498. Its totient is φ = 56002680.

The previous prime is 168008041. The next prime is 168008063. The reversal of 168008058 is 850800861.

It can be written as a sum of positive squares in only one way, i.e., 105329169 + 62678889 = 10263^2 + 7917^2 .

It is a super-3 number, since 3×1680080583 (a number of 26 digits) contains 333 as substring.

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 5 ways as a sum of consecutive naturals, for example, 4666873 + ... + 4666908.

Almost surely, 2168008058 is an apocalyptic number.

168008058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

168008058 is an abundant number, since it is smaller than the sum of its proper divisors (196009440).

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

168008058 is a wasteful number, since it uses less digits than its factorization.

168008058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9333789 (or 9333786 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 168008058 is about 12961.7922371870. The cubic root of 168008058 is about 551.7936571237.

The spelling of 168008058 in words is "one hundred sixty-eight million, eight thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 9333781 18667562 28001343 56002686 84004029 168008058