Base | Representation |
---|---|
bin | 1101010111100… |
… | …1000101010001 |
3 | 10220111200020111 |
4 | 3111321011101 |
5 | 103323223411 |
6 | 5321441321 |
7 | 1250406535 |
oct | 325710521 |
9 | 126450214 |
10 | 56070481 |
11 | 29717645 |
12 | 16940241 |
13 | b8024cc |
14 | 7637bc5 |
15 | 4dc8721 |
hex | 3579151 |
56070481 has 4 divisors (see below), whose sum is σ = 58508352. Its totient is φ = 53632612.
The previous prime is 56070457. The next prime is 56070517. The reversal of 56070481 is 18407065.
56070481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 18407065 = 5 ⋅3681413.
It is a cyclic number.
It is not a de Polignac number, because 56070481 - 215 = 56037713 is a prime.
It is a super-2 number, since 2×560704812 = 6287797679142722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56070431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218901 + ... + 1218946.
It is an arithmetic number, because the mean of its divisors is an integer number (14627088).
Almost surely, 256070481 is an apocalyptic number.
It is an amenable number.
56070481 is a deficient number, since it is larger than the sum of its proper divisors (2437871).
56070481 is a wasteful number, since it uses less digits than its factorization.
56070481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2437870.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 56070481 is about 7488.0225026371. The cubic root of 56070481 is about 382.7466755771.
The spelling of 56070481 in words is "fifty-six million, seventy thousand, four hundred eighty-one".
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