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8950102681 = 137911037901
BaseRepresentation
bin10000101010111011…
…11011101010011001
3212002202012022202111
420111131323222121
5121312211241211
64040035432321
7434535421552
oct102535735231
925082168674
108950102681
113883110683
1218994556a1
13ac832c860
1460c947329
15375b22421
hex21577ba99

8950102681 has 16 divisors (see below), whose sum is σ = 9770664960. Its totient is φ = 8148628800.

The previous prime is 8950102669. The next prime is 8950102687. The reversal of 8950102681 is 1862010598.

It is not a de Polignac number, because 8950102681 - 25 = 8950102649 is a prime.

It is a super-2 number, since 2×89501026812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8950102687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1128831 + ... + 1136731.

It is an arithmetic number, because the mean of its divisors is an integer number (610666560).

Almost surely, 28950102681 is an apocalyptic number.

It is an amenable number.

8950102681 is a deficient number, since it is larger than the sum of its proper divisors (820562279).

8950102681 is a wasteful number, since it uses less digits than its factorization.

8950102681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9096.

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 8950102681 is about 94604.9823265139. The cubic root of 8950102681 is about 2076.2326004905.

The spelling of 8950102681 in words is "eight billion, nine hundred fifty million, one hundred two thousand, six hundred eighty-one".

Divisors: 1 13 79 1027 1103 7901 14339 87137 102713 624179 1132781 8114327 8714803 113292439 688469437 8950102681