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6712893980 = 2251325818823
BaseRepresentation
bin1100100000001111…
…01010001000011100
3122022211111100100222
412100013222020130
5102222000101410
63030040340512
7325231441322
oct62007521034
918284440328
106712893980
112935287671
121374174738
1382c9a1020
14479781d12
15294505955
hex1901ea21c

6712893980 has 24 divisors (see below), whose sum is σ = 15181468512. Its totient is φ = 2478606912.

The previous prime is 6712893973. The next prime is 6712894061. The reversal of 6712893980 is 893982176.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12909152 + ... + 12909671.

It is an arithmetic number, because the mean of its divisors is an integer number (632561188).

Almost surely, 26712893980 is an apocalyptic number.

It is an amenable number.

6712893980 is an abundant number, since it is smaller than the sum of its proper divisors (8468574532).

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

6712893980 is a wasteful number, since it uses less digits than its factorization.

6712893980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25818845 (or 25818843 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 6712893980 is about 81932.2523796337. The cubic root of 6712893980 is about 1886.4121982514.

The spelling of 6712893980 in words is "six billion, seven hundred twelve million, eight hundred ninety-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 25818823 51637646 103275292 129094115 258188230 335644699 516376460 671289398 1342578796 1678223495 3356446990 6712893980