Base | Representation |
---|---|
bin | 1110011011000101100101… |
… | …11011111000100101110001 |
3 | 11011022010020002102112112122 |
4 | 13031202302323320211301 |
5 | 13124122444340301101 |
6 | 151242335101204025 |
7 | 6452323555326224 |
oct | 715426273704561 |
9 | 134263202375478 |
10 | 31717040556401 |
11 | a119137594902 |
12 | 3682b84860615 |
13 | 1490b9a397c95 |
14 | 7b9181d335bb |
15 | 3a007663151b |
hex | 1cd8b2ef8971 |
31717040556401 has 8 divisors (see below), whose sum is σ = 32829512848320. Its totient is φ = 30605820347088.
The previous prime is 31717040556389. The next prime is 31717040556413. The reversal of 31717040556401 is 10465504071713.
It is an interprime number because it is at equal distance from previous prime (31717040556389) and next prime (31717040556413).
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 31717040556401 - 210 = 31717040555377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31717040556431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312969101 + ... + 313070426.
It is an arithmetic number, because the mean of its divisors is an integer number (4103689106040).
Almost surely, 231717040556401 is an apocalyptic number.
It is an amenable number.
31717040556401 is a deficient number, since it is larger than the sum of its proper divisors (1112472291919).
31717040556401 is a wasteful number, since it uses less digits than its factorization.
31717040556401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 626041303.
The product of its (nonzero) digits is 352800, while the sum is 44.
The spelling of 31717040556401 in words is "thirty-one trillion, seven hundred seventeen billion, forty million, five hundred fifty-six thousand, four hundred one".
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