Base | Representation |
---|---|
bin | 1000011011011… |
… | …10011101111001 |
3 | 11221001021212012 |
4 | 10031232131321 |
5 | 121100111230 |
6 | 11003255305 |
7 | 1516000022 |
oct | 415563571 |
9 | 157037765 |
10 | 70707065 |
11 | 36a042a0 |
12 | 1b81a535 |
13 | 11858600 |
14 | 9567c49 |
15 | 631a395 |
hex | 436e779 |
70707065 has 24 divisors (see below), whose sum is σ = 100243008. Its totient is φ = 47461440.
The previous prime is 70707061. The next prime is 70707071. The reversal of 70707065 is 56070707.
It is a happy number.
It is not a de Polignac number, because 70707065 - 22 = 70707061 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70707061) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5492 + ... + 13098.
It is an arithmetic number, because the mean of its divisors is an integer number (4176792).
Almost surely, 270707065 is an apocalyptic number.
It is an amenable number.
70707065 is a deficient number, since it is larger than the sum of its proper divisors (29535943).
70707065 is a wasteful number, since it uses less digits than its factorization.
70707065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7649 (or 7636 counting only the distinct ones).
The product of its (nonzero) digits is 10290, while the sum is 32.
The square root of 70707065 is about 8408.7493124721. The cubic root of 70707065 is about 413.5115108647.
The spelling of 70707065 in words is "seventy million, seven hundred seven thousand, sixty-five".
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