Base | Representation |
---|---|
bin | 110100010010010101… |
… | …100101111001100101 |
3 | 12100220122111112022120 |
4 | 310102111211321211 |
5 | 1404434402144442 |
6 | 41442534420153 |
7 | 4025154016155 |
oct | 642225457145 |
9 | 170818445276 |
10 | 56142224997 |
11 | 2189a905661 |
12 | aa69b01659 |
13 | 53a94447a1 |
14 | 2a083a2765 |
15 | 16d8c234ec |
hex | d12565e65 |
56142224997 has 8 divisors (see below), whose sum is σ = 77437551840. Its totient is φ = 36137524080.
The previous prime is 56142224989. The next prime is 56142225017. The reversal of 56142224997 is 79942224165.
56142224997 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 not a de Polignac number, because 56142224997 - 23 = 56142224989 is a prime.
It is a super-2 number, since 2×561422249972 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56142224927) 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, 322656379 + ... + 322656552.
It is an arithmetic number, because the mean of its divisors is an integer number (9679693980).
Almost surely, 256142224997 is an apocalyptic number.
It is an amenable number.
56142224997 is a deficient number, since it is larger than the sum of its proper divisors (21295326843).
56142224997 is a wasteful number, since it uses less digits than its factorization.
56142224997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 645312963.
The product of its digits is 2177280, while the sum is 51.
The spelling of 56142224997 in words is "fifty-six billion, one hundred forty-two million, two hundred twenty-four thousand, nine hundred ninety-seven".
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