Base | Representation |
---|---|
bin | 100101100010111111… |
… | …1111110110100111111 |
3 | 21201010100000012100012 |
4 | 1023011333332310333 |
5 | 2310113102422140 |
6 | 101012544253435 |
7 | 5553055462445 |
oct | 1130577766477 |
9 | 251110005305 |
10 | 80631295295 |
11 | 3121729a631 |
12 | 1376331127b |
13 | 77acb6a125 |
14 | 3c8c94ab95 |
15 | 216db1e265 |
hex | 12c5ffed3f |
80631295295 has 8 divisors (see below), whose sum is σ = 96759916224. Its totient is φ = 64503461664.
The previous prime is 80631295271. The next prime is 80631295331. The reversal of 80631295295 is 59259213608.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80631295295 - 214 = 80631278911 is a prime.
It is a Duffinian number.
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, 58637 + ... + 405833.
It is an arithmetic number, because the mean of its divisors is an integer number (12094989528).
Almost surely, 280631295295 is an apocalyptic number.
80631295295 is a deficient number, since it is larger than the sum of its proper divisors (16128620929).
80631295295 is a wasteful number, since it uses less digits than its factorization.
80631295295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393649.
The product of its (nonzero) digits is 1166400, while the sum is 50.
The spelling of 80631295295 in words is "eighty billion, six hundred thirty-one million, two hundred ninety-five thousand, two hundred ninety-five".
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