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680929086 = 231034572411
BaseRepresentation
bin101000100101100…
…010011100111110
31202110021210002210
4220211202130332
52343304212321
6151322401250
722605541665
oct5045423476
91673253083
10680929086
1131a404112
12170060226
13ab0c2b26
1466611ddc
153eba6b76
hex2896273e

680929086 has 32 divisors (see below), whose sum is σ = 1378660608. Its totient is φ = 224187840.

The previous prime is 680929069. The next prime is 680929097.

680929086 is nontrivially palindromic in base 10.

680929086 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 an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281221 + ... + 283631.

It is an arithmetic number, because the mean of its divisors is an integer number (43083144).

Almost surely, 2680929086 is an apocalyptic number.

680929086 is an abundant number, since it is smaller than the sum of its proper divisors (697731522).

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

680929086 is a wasteful number, since it uses less digits than its factorization.

680929086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976.

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 680929086 is about 26094.6179508342. The cubic root of 680929086 is about 879.7662455924.

The spelling of 680929086 in words is "six hundred eighty million, nine hundred twenty-nine thousand, eighty-six".

Divisors: 1 2 3 6 103 206 309 457 618 914 1371 2411 2742 4822 7233 14466 47071 94142 141213 248333 282426 496666 744999 1101827 1489998 2203654 3305481 6610962 113488181 226976362 340464543 680929086