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70166107 = 11191132971
BaseRepresentation
bin1000010111010…
…10011001011011
311220000210210201
410023222121123
5120430303412
610543523031
71511254624
oct413523133
9156023721
1070166107
1136674920
121b5b9477
13116c930b
149466a4b
15625ee57
hex42ea65b

70166107 has 16 divisors (see below), whose sum is σ = 81313920. Its totient is φ = 59875200.

The previous prime is 70166099. The next prime is 70166137.

70166107 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 70166107 - 23 = 70166099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70166137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22132 + ... + 25102.

It is an arithmetic number, because the mean of its divisors is an integer number (5082120).

Almost surely, 270166107 is an apocalyptic number.

70166107 is a deficient number, since it is larger than the sum of its proper divisors (11147813).

70166107 is a wasteful number, since it uses less digits than its factorization.

70166107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 70166107 is about 8376.5211752851. The cubic root of 70166107 is about 412.4542602482.

The spelling of 70166107 in words is "seventy million, one hundred sixty-six thousand, one hundred seven".

Divisors: 1 11 19 113 209 1243 2147 2971 23617 32681 56449 335723 620939 3692953 6378737 70166107