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674971902 = 232113408949
BaseRepresentation
bin101000001110110…
…100000011111110
31202001002010101100
4220032310003332
52340243100102
6150550553530
722504111053
oct5016640376
91661063340
10674971902
11317005420
1216a0688a6
13a9ab8477
146590102a
153e3cba1c
hex283b40fe

674971902 has 24 divisors (see below), whose sum is σ = 1595388600. Its totient is φ = 204536880.

The previous prime is 674971901. The next prime is 674971931. The reversal of 674971902 is 209179476.

674971902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674971901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1704277 + ... + 1704672.

It is an arithmetic number, because the mean of its divisors is an integer number (66474525).

Almost surely, 2674971902 is an apocalyptic number.

674971902 is an abundant number, since it is smaller than the sum of its proper divisors (920416698).

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

674971902 is a wasteful number, since it uses less digits than its factorization.

674971902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3408968 (or 3408965 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 674971902 is about 25980.2213616436. The cubic root of 674971902 is about 877.1931495838.

The spelling of 674971902 in words is "six hundred seventy-four million, nine hundred seventy-one thousand, nine hundred two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 3408949 6817898 10226847 20453694 30680541 37498439 61361082 74996878 112495317 224990634 337485951 674971902