Base | Representation |
---|---|
bin | 1001011011011101… |
… | …0000101000100100 |
3 | 20112101122121012000 |
4 | 2112313100220210 |
5 | 20140423142302 |
6 | 1055053325300 |
7 | 116502504213 |
oct | 22667205044 |
9 | 6471577160 |
10 | 2531068452 |
11 | 10897a4210 |
12 | 5a7796830 |
13 | 3144b9853 |
14 | 1a021b07a |
15 | ec31631c |
hex | 96dd0a24 |
2531068452 has 48 divisors (see below), whose sum is σ = 7158580800. Its totient is φ = 766990080.
The previous prime is 2531068429. The next prime is 2531068453. The reversal of 2531068452 is 2548601352.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (2531068453) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1064077 + ... + 1066452.
It is an arithmetic number, because the mean of its divisors is an integer number (149137100).
Almost surely, 22531068452 is an apocalyptic number.
2531068452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2531068452 is an abundant number, since it is smaller than the sum of its proper divisors (4627512348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2531068452 is a wasteful number, since it uses less digits than its factorization.
2531068452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2130553 (or 2130545 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 36.
The square root of 2531068452 is about 50309.7252228632. The cubic root of 2531068452 is about 1362.8078616615.
The spelling of 2531068452 in words is "two billion, five hundred thirty-one million, sixty-eight thousand, four hundred fifty-two".
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