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168286134 = 23179156691
BaseRepresentation
bin10100000011111…
…01011110110110
3102201122211011210
422001331132312
5321040124014
624410542250
74112260062
oct1201753666
9381584153
10168286134
1186aa1955
1248437986
1328b321c3
14184c8aa2
15eb92859
hexa07d7b6

168286134 has 16 divisors (see below), whose sum is σ = 338454720. Its totient is φ = 55781640.

The previous prime is 168286127. The next prime is 168286163. The reversal of 168286134 is 431682861.

It is a junction number, because it is equal to n+sod(n) for n = 168286092 and 168286101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77272 + ... + 79419.

It is an arithmetic number, because the mean of its divisors is an integer number (21153420).

Almost surely, 2168286134 is an apocalyptic number.

168286134 is an abundant number, since it is smaller than the sum of its proper divisors (170168586).

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

168286134 is a wasteful number, since it uses less digits than its factorization.

168286134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156875.

The product of its digits is 55296, while the sum is 39.

The square root of 168286134 is about 12972.5145596372. The cubic root of 168286134 is about 552.0979202994.

The spelling of 168286134 in words is "one hundred sixty-eight million, two hundred eighty-six thousand, one hundred thirty-four".

Divisors: 1 2 3 6 179 358 537 1074 156691 313382 470073 940146 28047689 56095378 84143067 168286134