Base | Representation |
---|---|
bin | 1111010001101… |
… | …0010000101111 |
3 | 11110120010111000 |
4 | 3310122100233 |
5 | 112400230303 |
6 | 10205131343 |
7 | 1405410024 |
oct | 364322057 |
9 | 143503430 |
10 | 64070703 |
11 | 331912a4 |
12 | 19559b53 |
13 | 10373a78 |
14 | 871b54b |
15 | 5958da3 |
hex | 3d1a42f |
64070703 has 8 divisors (see below), whose sum is σ = 94919600. Its totient is φ = 42713784.
The previous prime is 64070701. The next prime is 64070711. The reversal of 64070703 is 30707046.
It is not a de Polignac number, because 64070703 - 21 = 64070701 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2372989 = 64070703 / (6 + 4 + 0 + 7 + 0 + 7 + 0 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64070701) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186468 + ... + 1186521.
It is an arithmetic number, because the mean of its divisors is an integer number (11864950).
Almost surely, 264070703 is an apocalyptic number.
64070703 is a deficient number, since it is larger than the sum of its proper divisors (30848897).
64070703 is a wasteful number, since it uses less digits than its factorization.
64070703 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2372998 (or 2372992 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 27.
The square root of 64070703 is about 8004.4177177356. The cubic root of 64070703 is about 400.1472437082.
Adding to 64070703 its reverse (30707046), we get a palindrome (94777749).
The spelling of 64070703 in words is "sixty-four million, seventy thousand, seven hundred three".
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