Base | Representation |
---|---|
bin | 10111011001110111… |
… | …011011100110110000 |
3 | 2101212100120110022100 |
4 | 113121313123212300 |
5 | 402431241221334 |
6 | 15313343340400 |
7 | 1546513450116 |
oct | 273167334660 |
9 | 71770513270 |
10 | 25130023344 |
11 | a726274538 |
12 | 4a53bb1700 |
13 | 24a645c7ca |
14 | 1305751ab6 |
15 | 9c1307c99 |
hex | 5d9ddb9b0 |
25130023344 has 120 divisors (see below), whose sum is σ = 70781340240. Its totient is φ = 8323006464.
The previous prime is 25130023337. The next prime is 25130023381. The reversal of 25130023344 is 44332003152.
25130023344 is a `hidden beast` number, since 25 + 1 + 300 + 2 + 334 + 4 = 666.
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, 22907404 + ... + 22908500.
It is an arithmetic number, because the mean of its divisors is an integer number (589844502).
Almost surely, 225130023344 is an apocalyptic number.
25130023344 is a gapful number since it is divisible by the number (24) 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 25130023344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35390670120).
25130023344 is an abundant number, since it is smaller than the sum of its proper divisors (45651316896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25130023344 is a wasteful number, since it uses less digits than its factorization.
25130023344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1987 (or 1978 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
Adding to 25130023344 its reverse (44332003152), we get a palindrome (69462026496).
The spelling of 25130023344 in words is "twenty-five billion, one hundred thirty million, twenty-three thousand, three hundred forty-four".
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