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676310680 = 23516907767
BaseRepresentation
bin101000010011111…
…010111010011000
31202010121010211201
4220103322322120
52341113420210
6151035403544
722521355153
oct5023727230
91663533751
10676310680
1131783a251
1216a5b35b4
13aa166946
1465b6cc9a
153e59353a
hex284fae98

676310680 has 16 divisors (see below), whose sum is σ = 1521699120. Its totient is φ = 270524256.

The previous prime is 676310659. The next prime is 676310689. The reversal of 676310680 is 86013676.

676310680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×6763106802 = 914792271764124800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676310689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8453844 + ... + 8453923.

It is an arithmetic number, because the mean of its divisors is an integer number (95106195).

Almost surely, 2676310680 is an apocalyptic number.

It is an amenable number.

676310680 is an abundant number, since it is smaller than the sum of its proper divisors (845388440).

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

676310680 is a wasteful number, since it uses less digits than its factorization.

676310680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16907778 (or 16907774 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 676310680 is about 26005.9739290802. The cubic root of 676310680 is about 877.7727249734.

The spelling of 676310680 in words is "six hundred seventy-six million, three hundred ten thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 16907767 33815534 67631068 84538835 135262136 169077670 338155340 676310680