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70380165 = 354692011
BaseRepresentation
bin1000011000111…
…10101010000101
311220102200102210
410030132222011
5121004131130
610552254033
71513135662
oct414365205
9156380383
1070380165
1136800729
121b6a1319
131177288b
1494c0a69
1562a35b0
hex431ea85

70380165 has 8 divisors (see below), whose sum is σ = 112608288. Its totient is φ = 37536080.

The previous prime is 70380151. The next prime is 70380203. The reversal of 70380165 is 56108307.

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

It is not a de Polignac number, because 70380165 - 217 = 70249093 is a prime.

It is a Curzon number.

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, 2345991 + ... + 2346020.

It is an arithmetic number, because the mean of its divisors is an integer number (14076036).

Almost surely, 270380165 is an apocalyptic number.

It is an amenable number.

70380165 is a deficient number, since it is larger than the sum of its proper divisors (42228123).

70380165 is a wasteful number, since it uses less digits than its factorization.

70380165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4692019.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 70380165 is about 8389.2887064399. The cubic root of 70380165 is about 412.8732636080.

The spelling of 70380165 in words is "seventy million, three hundred eighty thousand, one hundred sixty-five".

Divisors: 1 3 5 15 4692011 14076033 23460055 70380165