Base | Representation |
---|---|
bin | 1110111100001010… |
… | …10101101101100110 |
3 | 202200222202101112002 |
4 | 13132011111231212 |
5 | 112411323041102 |
6 | 3403523525302 |
7 | 402523413026 |
oct | 73605255546 |
9 | 22628671462 |
10 | 8020908902 |
11 | 3446659636 |
12 | 167a229832 |
13 | 9aa984156 |
14 | 56138ba86 |
15 | 31e27a902 |
hex | 1de155b66 |
8020908902 has 8 divisors (see below), whose sum is σ = 12111041712. Its totient is φ = 3983895000.
The previous prime is 8020908853. The next prime is 8020909019. The reversal of 8020908902 is 2098090208.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×80209089022 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 13279349 + ... + 13279952.
It is an arithmetic number, because the mean of its divisors is an integer number (1513880214).
Almost surely, 28020908902 is an apocalyptic number.
8020908902 is a deficient number, since it is larger than the sum of its proper divisors (4090132810).
8020908902 is a wasteful number, since it uses less digits than its factorization.
8020908902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26559454.
The product of its (nonzero) digits is 20736, while the sum is 38.
The square root of 8020908902 is about 89559.5271425659. The cubic root of 8020908902 is about 2001.7408927066.
The spelling of 8020908902 in words is "eight billion, twenty million, nine hundred eight thousand, nine hundred two".
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