Base | Representation |
---|---|
bin | 1001011011100010… |
… | …1001111101111000 |
3 | 20112102100012010011 |
4 | 2112320221331320 |
5 | 20141021344420 |
6 | 1055105231304 |
7 | 116505560050 |
oct | 22670517570 |
9 | 6472305104 |
10 | 2531434360 |
11 | 1089a24114 |
12 | 5a7932534 |
13 | 3145b7270 |
14 | 1a02b4560 |
15 | ec38995a |
hex | 96e29f78 |
2531434360 has 128 divisors (see below), whose sum is σ = 7252156800. Its totient is φ = 773498880.
The previous prime is 2531434343. The next prime is 2531434361. The reversal of 2531434360 is 634341352.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2531434361) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93570 + ... + 117550.
It is an arithmetic number, because the mean of its divisors is an integer number (56657475).
Almost surely, 22531434360 is an apocalyptic number.
2531434360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2531434360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3626078400).
2531434360 is an abundant number, since it is smaller than the sum of its proper divisors (4720722440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2531434360 is a wasteful number, since it uses less digits than its factorization.
2531434360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24041 (or 24037 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 31.
The square root of 2531434360 is about 50313.3616447957. The cubic root of 2531434360 is about 1362.8735306705.
The spelling of 2531434360 in words is "two billion, five hundred thirty-one million, four hundred thirty-four thousand, three hundred sixty".
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