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680075348 = 221271338731
BaseRepresentation
bin101000100010010…
…010000001010100
31202101200101222212
4220202102001110
52343044402343
6151252212552
722565354651
oct5042220124
91671611885
10680075348
11319980747
1216b90a158
13aab84364
146646cc28
153ea88c18
hex28892054

680075348 has 12 divisors (see below), whose sum is σ = 1199503872. Its totient is φ = 337359960.

The previous prime is 680075329. The next prime is 680075353. The reversal of 680075348 is 843570086.

It is a happy number.

It is a super-2 number, since 2×6800753482 = 925004957914642208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668858 + ... + 669873.

It is an arithmetic number, because the mean of its divisors is an integer number (99958656).

Almost surely, 2680075348 is an apocalyptic number.

It is an amenable number.

680075348 is a deficient number, since it is larger than the sum of its proper divisors (519428524).

680075348 is a wasteful number, since it uses less digits than its factorization.

680075348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338862 (or 1338860 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 680075348 is about 26078.2543127411. The cubic root of 680075348 is about 879.3984128715.

The spelling of 680075348 in words is "six hundred eighty million, seventy-five thousand, three hundred forty-eight".

Divisors: 1 2 4 127 254 508 1338731 2677462 5354924 170018837 340037674 680075348