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170142936 = 23317417017
BaseRepresentation
bin10100010010000…
…10110011011000
3102212011011020020
422021002303120
5322024033221
624514430440
74134122355
oct1211026330
9385134206
10170142936
118804a9a7
1248b92420
13293323c2
141884d62c
15ee0cac6
hexa242cd8

170142936 has 32 divisors (see below), whose sum is σ = 450379440. Its totient is φ = 53378048.

The previous prime is 170142923. The next prime is 170142943. The reversal of 170142936 is 639241071.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 170142897 and 170142906.

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 7 ways as a sum of consecutive naturals, for example, 208101 + ... + 208916.

Almost surely, 2170142936 is an apocalyptic number.

It is an amenable number.

170142936 is an abundant number, since it is smaller than the sum of its proper divisors (280236504).

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

170142936 is a wasteful number, since it uses less digits than its factorization.

170142936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417043 (or 417039 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 170142936 is about 13043.8850040929. The cubic root of 170142936 is about 554.1210403375.

The spelling of 170142936 in words is "one hundred seventy million, one hundred forty-two thousand, nine hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 417017 834034 1251051 1668068 2502102 3336136 5004204 7089289 10008408 14178578 21267867 28357156 42535734 56714312 85071468 170142936