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677813874 = 23431262109
BaseRepresentation
bin101000011001101…
…001111001110010
31202020102111211120
4220121221321302
52342010020444
6151131523110
722540215513
oct5031517162
91666374746
10677813874
11318676661
1216abb9496
13aa571bca
1466040a0a
153e78db19
hex28669e72

677813874 has 16 divisors (see below), whose sum is σ = 1358778240. Its totient is φ = 225412880.

The previous prime is 677813831. The next prime is 677813879. The reversal of 677813874 is 478318776.

677813874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (677813879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128469 + ... + 133640.

It is an arithmetic number, because the mean of its divisors is an integer number (84923640).

Almost surely, 2677813874 is an apocalyptic number.

677813874 is an abundant number, since it is smaller than the sum of its proper divisors (680964366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677813874 is a wasteful number, since it uses less digits than its factorization.

677813874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262545.

The product of its digits is 1580544, while the sum is 51.

The square root of 677813874 is about 26034.8588242763. The cubic root of 677813874 is about 878.4225675064.

The spelling of 677813874 in words is "six hundred seventy-seven million, eight hundred thirteen thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 431 862 1293 2586 262109 524218 786327 1572654 112968979 225937958 338906937 677813874