Base | Representation |
---|---|
bin | 110100111000011000… |
… | …111111111110100011 |
3 | 12102120010211000010211 |
4 | 310320120333332203 |
5 | 1412241321334301 |
6 | 42030142234551 |
7 | 4050035403535 |
oct | 647030777643 |
9 | 172503730124 |
10 | 56780652451 |
11 | 2209821a656 |
12 | b007885a57 |
13 | 547b7a6203 |
14 | 2a690ad855 |
15 | 1724cd2051 |
hex | d3863ffa3 |
56780652451 has 8 divisors (see below), whose sum is σ = 57443841360. Its totient is φ = 56118023808.
The previous prime is 56780652449. The next prime is 56780652463. The reversal of 56780652451 is 15425608765.
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 56780652451 - 21 = 56780652449 is a prime.
It is a super-2 number, since 2×567806524512 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 56780652395 and 56780652404.
It is not an unprimeable number, because it can be changed into a prime (56780652431) 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, 65560 + ... + 343306.
It is an arithmetic number, because the mean of its divisors is an integer number (7180480170).
Almost surely, 256780652451 is an apocalyptic number.
56780652451 is a deficient number, since it is larger than the sum of its proper divisors (663188909).
56780652451 is a wasteful number, since it uses less digits than its factorization.
56780652451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280133.
The product of its (nonzero) digits is 2016000, while the sum is 49.
The spelling of 56780652451 in words is "fifty-six billion, seven hundred eighty million, six hundred fifty-two thousand, four hundred fifty-one".
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