Base | Representation |
---|---|
bin | 1000011011111… |
… | …00011000100001 |
3 | 11221011012001022 |
4 | 10031330120201 |
5 | 121103422230 |
6 | 11004415225 |
7 | 1516325141 |
oct | 415743041 |
9 | 157135038 |
10 | 70764065 |
11 | 36a430a9 |
12 | 1b847515 |
13 | 11878538 |
14 | 9580921 |
15 | 632c1e5 |
hex | 437c621 |
70764065 has 8 divisors (see below), whose sum is σ = 85072680. Its totient is φ = 56507392.
The previous prime is 70764049. The next prime is 70764097. The reversal of 70764065 is 56046707.
It can be written as a sum of positive squares in 4 ways, for example, as 1940449 + 68823616 = 1393^2 + 8296^2 .
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 70764065 - 24 = 70764049 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9920 + ... + 15489.
It is an arithmetic number, because the mean of its divisors is an integer number (10634085).
Almost surely, 270764065 is an apocalyptic number.
It is an amenable number.
70764065 is a deficient number, since it is larger than the sum of its proper divisors (14308615).
70764065 is a wasteful number, since it uses less digits than its factorization.
70764065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25971.
The product of its (nonzero) digits is 35280, while the sum is 35.
The square root of 70764065 is about 8412.1379565483. The cubic root of 70764065 is about 413.6225974787.
The spelling of 70764065 in words is "seventy million, seven hundred sixty-four thousand, sixty-five".
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