Base | Representation |
---|---|
bin | 10011110010000101… |
… | …00101110010000000 |
3 | 1000102011122021011002 |
4 | 21321002211302000 |
5 | 133222342004033 |
6 | 4513513311132 |
7 | 524122043621 |
oct | 117102456200 |
9 | 30364567132 |
10 | 10620656768 |
11 | 45600a1697 |
12 | 2084a054a8 |
13 | 10034693b7 |
14 | 72a765a48 |
15 | 42260b3e8 |
hex | 2790a5c80 |
10620656768 has 24 divisors (see below), whose sum is σ = 21160662705. Its totient is φ = 5309745408.
The previous prime is 10620656759. The next prime is 10620656771. The reversal of 10620656768 is 86765602601.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 8669844544 + 1950812224 = 93112^2 + 44168^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=72872.
It is a super-2 number, since 2×106206567682 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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 2 ways as a sum of consecutive naturals, for example, 1161398 + ... + 1170506.
Almost surely, 210620656768 is an apocalyptic number.
It is an amenable number.
10620656768 is a deficient number, since it is larger than the sum of its proper divisors (10540005937).
10620656768 is an frugal number, since it uses more digits than its factorization.
10620656768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18232 (or 9111 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 47.
The spelling of 10620656768 in words is "ten billion, six hundred twenty million, six hundred fifty-six thousand, seven hundred sixty-eight".
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