Base | Representation |
---|---|
bin | 110100100110111100… |
… | …111101001110010001 |
3 | 12101210202022012210122 |
4 | 310212330331032101 |
5 | 1411141422312330 |
6 | 41541131440025 |
7 | 4036553554364 |
oct | 644674751621 |
9 | 171722265718 |
10 | 56488088465 |
11 | 21a58064a36 |
12 | ab458b6015 |
13 | 5432cacc23 |
14 | 2a3c2b40db |
15 | 17092915e5 |
hex | d26f3d391 |
56488088465 has 4 divisors (see below), whose sum is σ = 67785706164. Its totient is φ = 45190470768.
The previous prime is 56488088413. The next prime is 56488088477.
56488088465 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 7505103424 + 48982985041 = 86632^2 + 221321^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-56488088465 is a prime.
It is a super-3 number, since 3×564880884653 (a number of 33 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 56488088398 and 56488088407.
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, 5648808842 + ... + 5648808851.
It is an arithmetic number, because the mean of its divisors is an integer number (16946426541).
Almost surely, 256488088465 is an apocalyptic number.
It is an amenable number.
56488088465 is a deficient number, since it is larger than the sum of its proper divisors (11297617699).
56488088465 is a wasteful number, since it uses less digits than its factorization.
56488088465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11297617698.
The product of its (nonzero) digits is 58982400, while the sum is 62.
The spelling of 56488088465 in words is "fifty-six billion, four hundred eighty-eight million, eighty-eight thousand, four hundred sixty-five".
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