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680014746740 = 22574857248191
BaseRepresentation
bin10011110010101000000…
…10011001010001110100
32102000020101201100012202
421321110002121101310
542120132233343430
61240221112004032
7100062253656020
oct11712402312164
92360211640182
10680014746740
1124243566206a
12ab95b690618
134c181b565b4
1424cacd7b380
1512a4e7a0d45
hex9e54099474

680014746740 has 24 divisors (see below), whose sum is σ = 1632035392512. Its totient is φ = 233147913120.

The previous prime is 680014746703. The next prime is 680014746793. The reversal of 680014746740 is 47647410086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2428623956 + ... + 2428624235.

It is an arithmetic number, because the mean of its divisors is an integer number (68001474688).

Almost surely, 2680014746740 is an apocalyptic number.

It is an amenable number.

680014746740 is an abundant number, since it is smaller than the sum of its proper divisors (952020645772).

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

680014746740 is a wasteful number, since it uses less digits than its factorization.

680014746740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4857248207 (or 4857248205 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 680014746740 in words is "six hundred eighty billion, fourteen million, seven hundred forty-six thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 4857248191 9714496382 19428992764 24286240955 34000737337 48572481910 68001474674 97144963820 136002949348 170003686685 340007373370 680014746740