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6988256004 = 223582354667
BaseRepresentation
bin1101000001000100…
…00101001100000100
3200001000122012001110
412200202011030010
5103302443143004
63113234325020
7335114124132
oct64042051404
920030565043
106988256004
112a66763194
121430429770
13874a53632
144a4180752
152ad799589
hex1a0885304

6988256004 has 12 divisors (see below), whose sum is σ = 16305930704. Its totient is φ = 2329418664.

The previous prime is 6988255987. The next prime is 6988256027. The reversal of 6988256004 is 4006528896.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 291177322 + ... + 291177345.

Almost surely, 26988256004 is an apocalyptic number.

It is an amenable number.

6988256004 is an abundant number, since it is smaller than the sum of its proper divisors (9317674700).

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

6988256004 is a wasteful number, since it uses less digits than its factorization.

6988256004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582354674 (or 582354672 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 6988256004 is about 83595.7893915716. The cubic root of 6988256004 is about 1911.8608003240.

The spelling of 6988256004 in words is "six billion, nine hundred eighty-eight million, two hundred fifty-six thousand, four".

Divisors: 1 2 3 4 6 12 582354667 1164709334 1747064001 2329418668 3494128002 6988256004