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70013175 = 3521994691
BaseRepresentation
bin1000010110001…
…01000011110111
311212202001000120
410023011003313
5120410410200
610540343023
71510050021
oct413050367
9155661016
1070013175
113657aa31
121b544a73
131167481b
149427011
15622e9a0
hex42c50f7

70013175 has 24 divisors (see below), whose sum is σ = 116361600. Its totient is φ = 37144800.

The previous prime is 70013161. The next prime is 70013179. The reversal of 70013175 is 57131007.

It is not a de Polignac number, because 70013175 - 211 = 70011127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70013179) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 12580 + ... + 17270.

It is an arithmetic number, because the mean of its divisors is an integer number (4848400).

Almost surely, 270013175 is an apocalyptic number.

70013175 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

70013175 is a deficient number, since it is larger than the sum of its proper divisors (46348425).

70013175 is a wasteful number, since it uses less digits than its factorization.

70013175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903 (or 4898 counting only the distinct ones).

The product of its (nonzero) digits is 735, while the sum is 24.

The square root of 70013175 is about 8367.3875851427. The cubic root of 70013175 is about 412.1543845178.

The spelling of 70013175 in words is "seventy million, thirteen thousand, one hundred seventy-five".

Divisors: 1 3 5 15 25 75 199 597 995 2985 4691 4975 14073 14925 23455 70365 117275 351825 933509 2800527 4667545 14002635 23337725 70013175