Base | Representation |
---|---|
bin | 1101010000100010… |
… | …10110111001100110 |
3 | 200101001221102120200 |
4 | 12220101112321212 |
5 | 104034212333310 |
6 | 3134153211330 |
7 | 341251523325 |
oct | 65021267146 |
9 | 20331842520 |
10 | 7118089830 |
11 | 3022a81275 |
12 | 1467a00b46 |
13 | 895911597 |
14 | 4b74da0bc |
15 | 2b9d939c0 |
hex | 1a8456e66 |
7118089830 has 24 divisors (see below), whose sum is σ = 18507033792. Its totient is φ = 1898157264.
The previous prime is 7118089819. The next prime is 7118089843. The reversal of 7118089830 is 389808117.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39544854 + ... + 39545033.
It is an arithmetic number, because the mean of its divisors is an integer number (771126408).
Almost surely, 27118089830 is an apocalyptic number.
7118089830 is an abundant number, since it is smaller than the sum of its proper divisors (11388943962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7118089830 is a wasteful number, since it uses less digits than its factorization.
7118089830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79089900 (or 79089897 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 45.
The square root of 7118089830 is about 84368.7728368737. The cubic root of 7118089830 is about 1923.6282872989.
The spelling of 7118089830 in words is "seven billion, one hundred eighteen million, eighty-nine thousand, eight hundred thirty".
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