Base | Representation |
---|---|
bin | 1100000001011111… |
… | …11010110001100100 |
3 | 121122212020121102021 |
4 | 12000233322301210 |
5 | 101204440344302 |
6 | 2544305152524 |
7 | 315650462200 |
oct | 60057726144 |
9 | 17585217367 |
10 | 6455012452 |
11 | 2812760439 |
12 | 130192b744 |
13 | 7bb42c0c5 |
14 | 453413b00 |
15 | 27ba66437 |
hex | 180bfac64 |
6455012452 has 72 divisors (see below), whose sum is σ = 13616870904. Its totient is φ = 2667506688.
The previous prime is 6455012449. The next prime is 6455012471. The reversal of 6455012452 is 2542105546.
It can be written as a sum of positive squares in 4 ways, for example, as 66846976 + 6388165476 = 8176^2 + 79926^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 815538 + ... + 823414.
It is an arithmetic number, because the mean of its divisors is an integer number (189123207).
Almost surely, 26455012452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6455012452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6808435452).
6455012452 is an abundant number, since it is smaller than the sum of its proper divisors (7161858452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6455012452 is a wasteful number, since it uses less digits than its factorization.
6455012452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8045 (or 8036 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 34.
The square root of 6455012452 is about 80343.0921237165. The cubic root of 6455012452 is about 1861.9400549793.
Adding to 6455012452 its reverse (2542105546), we get a palindrome (8997117998).
The spelling of 6455012452 in words is "six billion, four hundred fifty-five million, twelve thousand, four hundred fifty-two".
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