Search a number
-
+
674905107 = 31291174259
BaseRepresentation
bin101000001110100…
…011110000010011
31202000221201202110
4220032203300103
52340233430412
6150545320403
722503412242
oct5016436023
91660851673
10674905107
11316a6a218
1216a036103
13a9a93c46
14658c4959
153e3b6d3c
hex283a3c13

674905107 has 8 divisors (see below), whose sum is σ = 900575680. Its totient is φ = 449585640.

The previous prime is 674905093. The next prime is 674905111. The reversal of 674905107 is 701509476.

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

It is not a de Polignac number, because 674905107 - 28 = 674904851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674905157) 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 7 ways as a sum of consecutive naturals, for example, 83257 + ... + 91002.

It is an arithmetic number, because the mean of its divisors is an integer number (112571960).

Almost surely, 2674905107 is an apocalyptic number.

674905107 is a deficient number, since it is larger than the sum of its proper divisors (225670573).

674905107 is a wasteful number, since it uses less digits than its factorization.

674905107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175553.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 674905107 is about 25978.9358327088. The cubic root of 674905107 is about 877.1642130463.

The spelling of 674905107 in words is "six hundred seventy-four million, nine hundred five thousand, one hundred seven".

Divisors: 1 3 1291 3873 174259 522777 224968369 674905107