Base | Representation |
---|---|
bin | 1100011101100001… |
… | …11010000000111100 |
3 | 122021020200221221020 |
4 | 12032300322000330 |
5 | 102200134340013 |
6 | 3023505104140 |
7 | 324534233544 |
oct | 61660720074 |
9 | 18236627836 |
10 | 6690152508 |
11 | 2923464666 |
12 | 1368628050 |
13 | 82806ab30 |
14 | 476742324 |
15 | 292512623 |
hex | 18ec3a03c |
6690152508 has 48 divisors (see below), whose sum is σ = 17542081536. Its totient is φ = 1969007040.
The previous prime is 6690152507. The next prime is 6690152561. The reversal of 6690152508 is 8052510966.
It is a self number, because there is not a number n which added to its sum of digits gives 6690152508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6690152507) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 928708 + ... + 935883.
It is an arithmetic number, because the mean of its divisors is an integer number (365460032).
Almost surely, 26690152508 is an apocalyptic number.
It is an amenable number.
6690152508 is an abundant number, since it is smaller than the sum of its proper divisors (10851929028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6690152508 is a wasteful number, since it uses less digits than its factorization.
6690152508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1864634 (or 1864632 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 42.
The square root of 6690152508 is about 81793.3524682783. The cubic root of 6690152508 is about 1884.2795698103.
The spelling of 6690152508 in words is "six billion, six hundred ninety million, one hundred fifty-two thousand, five hundred eight".
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