Base | Representation |
---|---|
bin | 110100010111100100… |
… | …111001000010000101 |
3 | 12101010202220010210111 |
4 | 310113210321002011 |
5 | 1410124402342410 |
6 | 41455354353021 |
7 | 4030302101410 |
oct | 642744710205 |
9 | 171122803714 |
10 | 56230121605 |
11 | 2193548a689 |
12 | aa9342b771 |
13 | 53c170b208 |
14 | 2a15d22b77 |
15 | 16e17d6b8a |
hex | d17939085 |
56230121605 has 32 divisors (see below), whose sum is σ = 77655191040. Its totient is φ = 38288471040.
The previous prime is 56230121599. The next prime is 56230121609. The reversal of 56230121605 is 50612103265.
It is not a de Polignac number, because 56230121605 - 235 = 21870383237 is a prime.
It is a super-3 number, since 3×562301216053 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56230121609) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6594745 + ... + 6603265.
It is an arithmetic number, because the mean of its divisors is an integer number (2426724720).
Almost surely, 256230121605 is an apocalyptic number.
It is an amenable number.
56230121605 is a deficient number, since it is larger than the sum of its proper divisors (21425069435).
56230121605 is a wasteful number, since it uses less digits than its factorization.
56230121605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9829.
The product of its (nonzero) digits is 10800, while the sum is 31.
The spelling of 56230121605 in words is "fifty-six billion, two hundred thirty million, one hundred twenty-one thousand, six hundred five".
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