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8978000682 = 237213761921
BaseRepresentation
bin10000101110010000…
…10110101100101010
3212011200200200121210
420113020112230222
5121341332010212
64042513413550
7435324514050
oct102710265452
925150620553
108978000682
113897935882
1218a686a2b6
13b01049b51
1461252a1d0
153782d353c
hex217216b2a

8978000682 has 16 divisors (see below), whose sum is σ = 20521144512. Its totient is φ = 2565143040.

The previous prime is 8978000663. The next prime is 8978000683. The reversal of 8978000682 is 2860008798.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8978000683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106880919 + ... + 106881002.

It is an arithmetic number, because the mean of its divisors is an integer number (1282571532).

Almost surely, 28978000682 is an apocalyptic number.

8978000682 is an abundant number, since it is smaller than the sum of its proper divisors (11543143830).

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

8978000682 is a wasteful number, since it uses less digits than its factorization.

8978000682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213761933.

The product of its (nonzero) digits is 387072, while the sum is 48.

The square root of 8978000682 is about 94752.3122778542. The cubic root of 8978000682 is about 2078.3876096696.

The spelling of 8978000682 in words is "eight billion, nine hundred seventy-eight million, six hundred eighty-two", and thus it is an aban number.

Divisors: 1 2 3 6 7 14 21 42 213761921 427523842 641285763 1282571526 1496333447 2992666894 4489000341 8978000682