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379012075 = 52132109823
BaseRepresentation
bin10110100101110…
…100001111101011
3222102011210211021
4112211310033223
51234011341300
6101335313311
712251356321
oct2645641753
9872153737
10379012075
11184a40422
12a6b1b837
13606a3600
143849dd11
1523419d1a
hex169743eb

379012075 has 36 divisors (see below), whose sum is σ = 514200720. Its totient is φ = 276981120.

The previous prime is 379012061. The next prime is 379012079. The reversal of 379012075 is 570210973.

It is not a de Polignac number, because 379012075 - 213 = 379003883 is a prime.

It is a super-3 number, since 3×3790120753 (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 379012075.

It is not an unprimeable number, because it can be changed into a prime (379012079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 460114 + ... + 460936.

Almost surely, 2379012075 is an apocalyptic number.

379012075 is a deficient number, since it is larger than the sum of its proper divisors (135188645).

379012075 is a wasteful number, since it uses less digits than its factorization.

379012075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968 (or 950 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 379012075 is about 19468.2324570054. The cubic root of 379012075 is about 723.6874070255.

The spelling of 379012075 in words is "three hundred seventy-nine million, twelve thousand, seventy-five".

Divisors: 1 5 13 25 65 109 169 325 545 823 845 1417 2725 4115 4225 7085 10699 18421 20575 35425 53495 89707 92105 139087 267475 448535 460525 695435 1166191 2242675 3477175 5830955 15160483 29154775 75802415 379012075