Base | Representation |
---|---|
bin | 1101001010001101… |
… | …00010000111001000 |
3 | 200020100220010222222 |
4 | 12211012202013020 |
5 | 103432104424040 |
6 | 3125013433212 |
7 | 340034555630 |
oct | 64506420710 |
9 | 20210803888 |
10 | 7064920520 |
11 | 2aa5a66399 |
12 | 145203b808 |
13 | 8878b6758 |
14 | 4b04196c0 |
15 | 2b538ebb5 |
hex | 1a51a21c8 |
7064920520 has 64 divisors (see below), whose sum is σ = 19235594880. Its totient is φ = 2279771136.
The previous prime is 7064920517. The next prime is 7064920529. The reversal of 7064920520 is 250294607.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is not an unprimeable number, because it can be changed into a prime (7064920529) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 737354 + ... + 746873.
It is an arithmetic number, because the mean of its divisors is an integer number (300556170).
Almost surely, 27064920520 is an apocalyptic number.
7064920520 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
7064920520 is an abundant number, since it is smaller than the sum of its proper divisors (12170674360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7064920520 is a wasteful number, since it uses less digits than its factorization.
7064920520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1484262 (or 1484258 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 7064920520 is about 84053.0815615942. The cubic root of 7064920520 is about 1918.8267318287.
The spelling of 7064920520 in words is "seven billion, sixty-four million, nine hundred twenty thousand, five hundred twenty".
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