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677370513 = 31971146143
BaseRepresentation
bin101000010111111…
…101101010010001
31202012120222122210
4220113331222101
52341401324023
6151114222333
722533361101
oct5027755221
91665528583
10677370513
113183a3546
1216aa249a9
13aa448171
1465d67201
153e702593
hex285fda91

677370513 has 8 divisors (see below), whose sum is σ = 907746048. Its totient is φ = 449287664.

The previous prime is 677370511. The next prime is 677370523. The reversal of 677370513 is 315073776.

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

It is a cyclic number.

It is not a de Polignac number, because 677370513 - 21 = 677370511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677370511) 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, 572481 + ... + 573662.

It is an arithmetic number, because the mean of its divisors is an integer number (113468256).

Almost surely, 2677370513 is an apocalyptic number.

It is an amenable number.

677370513 is a deficient number, since it is larger than the sum of its proper divisors (230375535).

677370513 is a wasteful number, since it uses less digits than its factorization.

677370513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146343.

The product of its (nonzero) digits is 92610, while the sum is 39.

The square root of 677370513 is about 26026.3426742983. The cubic root of 677370513 is about 878.2309990591.

The spelling of 677370513 in words is "six hundred seventy-seven million, three hundred seventy thousand, five hundred thirteen".

Divisors: 1 3 197 591 1146143 3438429 225790171 677370513