Base | Representation |
---|---|
bin | 1001011010000100… |
… | …0111100000110000 |
3 | 20111222201200212100 |
4 | 2112201013200300 |
5 | 20132431421140 |
6 | 1054325100400 |
7 | 116402250324 |
oct | 22641074060 |
9 | 6458650770 |
10 | 2525263920 |
11 | 108649a183 |
12 | 5a5857700 |
13 | 31323680a |
14 | 19d549984 |
15 | eba6b530 |
hex | 96847830 |
2525263920 has 120 divisors (see below), whose sum is σ = 8537958000. Its totient is φ = 668855808.
The previous prime is 2525263919. The next prime is 2525263933. The reversal of 2525263920 is 293625252.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 95511 + ... + 119049.
It is an arithmetic number, because the mean of its divisors is an integer number (71149650).
Almost surely, 22525263920 is an apocalyptic number.
2525263920 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 2525263920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4268979000).
2525263920 is an abundant number, since it is smaller than the sum of its proper divisors (6012694080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2525263920 is a wasteful number, since it uses less digits than its factorization.
2525263920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23707 (or 23698 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 36.
The square root of 2525263920 is about 50252.0041391386. The cubic root of 2525263920 is about 1361.7652826395.
The spelling of 2525263920 in words is "two billion, five hundred twenty-five million, two hundred sixty-three thousand, nine hundred twenty".
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