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674275893 = 31272776389
BaseRepresentation
bin101000001100001…
…010001000110101
31201222202202122020
4220030022020311
52340103312033
6150524023353
722465151634
oct5014121065
91658682566
10674275893
1131667a505
12169991b59
13a9903725
146579d51b
153e2e06b3
hex2830a235

674275893 has 16 divisors (see below), whose sum is σ = 909527040. Its totient is φ = 444298176.

The previous prime is 674275871. The next prime is 674275909. The reversal of 674275893 is 398572476.

It is not a de Polignac number, because 674275893 - 26 = 674275829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674275813) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 102343 + ... + 108731.

It is an arithmetic number, because the mean of its divisors is an integer number (56845440).

Almost surely, 2674275893 is an apocalyptic number.

It is an amenable number.

674275893 is a deficient number, since it is larger than the sum of its proper divisors (235251147).

674275893 is a wasteful number, since it uses less digits than its factorization.

674275893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6796.

The product of its digits is 2540160, while the sum is 51.

The square root of 674275893 is about 25966.8229284986. The cubic root of 674275893 is about 876.8915349044.

The spelling of 674275893 in words is "six hundred seventy-four million, two hundred seventy-five thousand, eight hundred ninety-three".

Divisors: 1 3 127 277 381 831 6389 19167 35179 105537 811403 1769753 2434209 5309259 224758631 674275893