Base | Representation |
---|---|
bin | 1100000001100011… |
… | …00000110101111000 |
3 | 121122220000211220021 |
4 | 12000301200311320 |
5 | 101210042234040 |
6 | 2544322140224 |
7 | 315654153100 |
oct | 60061406570 |
9 | 17586024807 |
10 | 6455430520 |
11 | 2812a16550 |
12 | 1301ab1674 |
13 | 7bb547496 |
14 | 4534c2200 |
15 | 27baea24a |
hex | 180c60d78 |
6455430520 has 96 divisors (see below), whose sum is σ = 18432172080. Its totient is φ = 2012075520.
The previous prime is 6455430511. The next prime is 6455430529. The reversal of 6455430520 is 250345546.
It is an interprime number because it is at equal distance from previous prime (6455430511) and next prime (6455430529).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6455430529) 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 23 ways as a sum of consecutive naturals, for example, 128149 + ... + 171268.
Almost surely, 26455430520 is an apocalyptic number.
It is an amenable number.
6455430520 is an abundant number, since it is smaller than the sum of its proper divisors (11976741560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6455430520 is a wasteful number, since it uses less digits than its factorization.
6455430520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 299453 (or 299442 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 34.
The square root of 6455430520 is about 80345.6938485193. The cubic root of 6455430520 is about 1861.9802511709.
The spelling of 6455430520 in words is "six billion, four hundred fifty-five million, four hundred thirty thousand, five hundred twenty".
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