Base | Representation |
---|---|
bin | 10000000100010000… |
… | …01010011010011111 |
3 | 211021010122100022111 |
4 | 20002020022122133 |
5 | 120131130110311 |
6 | 3543525054451 |
7 | 423515430631 |
oct | 100210123237 |
9 | 24233570274 |
10 | 8625628831 |
11 | 3726a40676 |
12 | 1808857427 |
13 | a760431b1 |
14 | 5bb802a51 |
15 | 3573cbd21 |
hex | 20220a69f |
8625628831 has 8 divisors (see below), whose sum is σ = 8872684128. Its totient is φ = 8380320000.
The previous prime is 8625628829. The next prime is 8625628853. The reversal of 8625628831 is 1388265268.
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 8625628831 - 21 = 8625628829 is a prime.
It is a super-3 number, since 3×86256288313 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8625628871) 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 7 ways as a sum of consecutive naturals, for example, 426595 + ... + 446356.
It is an arithmetic number, because the mean of its divisors is an integer number (1109085516).
Almost surely, 28625628831 is an apocalyptic number.
8625628831 is a deficient number, since it is larger than the sum of its proper divisors (247055297).
8625628831 is a wasteful number, since it uses less digits than its factorization.
8625628831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 873233.
The product of its digits is 1105920, while the sum is 49.
The square root of 8625628831 is about 92874.2635556266. The cubic root of 8625628831 is about 2050.8328030952.
The spelling of 8625628831 in words is "eight billion, six hundred twenty-five million, six hundred twenty-eight thousand, eight hundred thirty-one".
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