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6988468088 = 237711757663
BaseRepresentation
bin1101000001000101…
…11000111101111000
3200001001000221222102
412200202320331320
5103303021434323
63113243042532
7335115666350
oct64042707570
920031027872
106988468088
112a66898568
121430510448
13874ac9024
144a41d7b60
152ad7dc328
hex1a08b8f78

6988468088 has 32 divisors (see below), whose sum is σ = 15186216960. Its totient is φ = 2952872160.

The previous prime is 6988468079. The next prime is 6988468093. The reversal of 6988468088 is 8808648896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 874856 + ... + 882807.

It is an arithmetic number, because the mean of its divisors is an integer number (474569280).

Almost surely, 26988468088 is an apocalyptic number.

It is an amenable number.

6988468088 is an abundant number, since it is smaller than the sum of its proper divisors (8197748872).

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

6988468088 is a wasteful number, since it uses less digits than its factorization.

6988468088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757747 (or 1757743 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 65.

The square root of 6988468088 is about 83597.0578908134. The cubic root of 6988468088 is about 1911.8801409141.

The spelling of 6988468088 in words is "six billion, nine hundred eighty-eight million, four hundred sixty-eight thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 28 56 71 142 284 497 568 994 1988 3976 1757663 3515326 7030652 12303641 14061304 24607282 49214564 98429128 124794073 249588146 499176292 873558511 998352584 1747117022 3494234044 6988468088