Base | Representation |
---|---|
bin | 110100100010000011… |
… | …101111010010011011 |
3 | 12101121000210200121001 |
4 | 310202003233102123 |
5 | 1411004412332230 |
6 | 41525035525431 |
7 | 4034535631126 |
oct | 644203572233 |
9 | 171530720531 |
10 | 56405980315 |
11 | 21a15783963 |
12 | ab222b9877 |
13 | 541bc92119 |
14 | 2a3141d3bd |
15 | 1701e730ca |
hex | d220ef49b |
56405980315 has 8 divisors (see below), whose sum is σ = 67725022320. Its totient is φ = 45099553632.
The previous prime is 56405980303. The next prime is 56405980357. The reversal of 56405980315 is 51308950465.
56405980315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 56405980315 - 25 = 56405980283 is a prime.
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, 3143989 + ... + 3161878.
It is an arithmetic number, because the mean of its divisors is an integer number (8465627790).
Almost surely, 256405980315 is an apocalyptic number.
56405980315 is a deficient number, since it is larger than the sum of its proper divisors (11319042005).
56405980315 is a wasteful number, since it uses less digits than its factorization.
56405980315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6307661.
The product of its (nonzero) digits is 648000, while the sum is 46.
The spelling of 56405980315 in words is "fifty-six billion, four hundred five million, nine hundred eighty thousand, three hundred fifteen".
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