Base | Representation |
---|---|
bin | 100101100011101011… |
… | …0000011001000010011 |
3 | 21201011220110110120222 |
4 | 1023013112003020103 |
5 | 2310134341413144 |
6 | 101015112023255 |
7 | 5553451322051 |
oct | 1130726031023 |
9 | 251156413528 |
10 | 80653857299 |
11 | 31228aaa814 |
12 | 1376a991b2b |
13 | 77b4739722 |
14 | 3c919411d1 |
15 | 2170ac92ee |
hex | 12c7583213 |
80653857299 has 12 divisors (see below), whose sum is σ = 87500216544. Its totient is φ = 74294404224.
The previous prime is 80653857287. The next prime is 80653857391. The reversal of 80653857299 is 99275835608.
It is a de Polignac number, because none of the positive numbers 2k-80653857299 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80653853299) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2955344 + ... + 2982509.
It is an arithmetic number, because the mean of its divisors is an integer number (7291684712).
Almost surely, 280653857299 is an apocalyptic number.
80653857299 is a deficient number, since it is larger than the sum of its proper divisors (6846359245).
80653857299 is a wasteful number, since it uses less digits than its factorization.
80653857299 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5937934 (or 5937917 counting only the distinct ones).
The product of its (nonzero) digits is 32659200, while the sum is 62.
The spelling of 80653857299 in words is "eighty billion, six hundred fifty-three million, eight hundred fifty-seven thousand, two hundred ninety-nine".
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