Base | Representation |
---|---|
bin | 101101110101011… |
… | …100111110000000 |
3 | 1222120222120212022 |
4 | 231311130332000 |
5 | 3033330041013 |
6 | 204150021012 |
7 | 25025165426 |
oct | 5565347600 |
9 | 1876876768 |
10 | 768987008 |
11 | 365089359 |
12 | 195647768 |
13 | c3414aca |
14 | 741b5116 |
15 | 4779d008 |
hex | 2dd5cf80 |
768987008 has 16 divisors (see below), whose sum is σ = 1531966560. Its totient is φ = 384493440.
The previous prime is 768987001. The next prime is 768987029. The reversal of 768987008 is 800789867.
It is a tau number, because it is divible by the number of its divisors (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (768987001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3003728 + ... + 3003983.
It is an arithmetic number, because the mean of its divisors is an integer number (95747910).
Almost surely, 2768987008 is an apocalyptic number.
It is an amenable number.
768987008 is a deficient number, since it is larger than the sum of its proper divisors (762979552).
768987008 is an equidigital number, since it uses as much as digits as its factorization.
768987008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6007725 (or 6007713 counting only the distinct ones).
The product of its (nonzero) digits is 1354752, while the sum is 53.
The square root of 768987008 is about 27730.6149949834. The cubic root of 768987008 is about 916.1635323929.
The spelling of 768987008 in words is "seven hundred sixty-eight million, nine hundred eighty-seven thousand, eight".
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