Base | Representation |
---|---|
bin | 1111001010010101… |
… | …00001101000110110 |
3 | 210000021022001121001 |
4 | 13211022201220312 |
5 | 113132231141412 |
6 | 3423410113514 |
7 | 405465245656 |
oct | 74512415066 |
9 | 23007261531 |
10 | 8139708982 |
11 | 34a7720919 |
12 | 16b1b7b89a |
13 | 9c947ab62 |
14 | 573074366 |
15 | 3298e5957 |
hex | 1e52a1a36 |
8139708982 has 8 divisors (see below), whose sum is σ = 12209972976. Its totient is φ = 4069717992.
The previous prime is 8139708979. The next prime is 8139708991. The reversal of 8139708982 is 2898079318.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
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, 41743 + ... + 134245.
It is an arithmetic number, because the mean of its divisors is an integer number (1526246622).
Almost surely, 28139708982 is an apocalyptic number.
8139708982 is a deficient number, since it is larger than the sum of its proper divisors (4070263994).
8139708982 is a wasteful number, since it uses less digits than its factorization.
8139708982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136502.
The product of its (nonzero) digits is 1741824, while the sum is 55.
The square root of 8139708982 is about 90220.3357453296. The cubic root of 8139708982 is about 2011.5752922263.
The spelling of 8139708982 in words is "eight billion, one hundred thirty-nine million, seven hundred eight thousand, nine hundred eighty-two".
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