Base | Representation |
---|---|
bin | 1011011110001001101011… |
… | …01000100010000000000000 |
3 | 10022022111202112112201111110 |
4 | 11233010311220202000000 |
5 | 11301242244120400010 |
6 | 125352152212243320 |
7 | 5212315013365221 |
oct | 557046550420000 |
9 | 108274675481443 |
10 | 25225242746880 |
11 | 8045a68a01080 |
12 | 29b49a2910540 |
13 | 110c9652a3887 |
14 | 632ca03bb248 |
15 | 2db276b9e120 |
hex | 16f135a22000 |
25225242746880 has 896 divisors, whose sum is σ = 93474056318976. Its totient is φ = 5740639027200.
The previous prime is 25225242746839. The next prime is 25225242746903. The reversal of 25225242746880 is 8864724252252.
It is a self number, because there is not a number n which added to its sum of digits gives 25225242746880.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10639072095 + ... + 10639074465.
Almost surely, 225225242746880 is an apocalyptic number.
25225242746880 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 25225242746880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46737028159488).
25225242746880 is an abundant number, since it is smaller than the sum of its proper divisors (68248813572096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25225242746880 is a wasteful number, since it uses less digits than its factorization.
25225242746880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2896 (or 2872 counting only the distinct ones).
The product of its (nonzero) digits is 34406400, while the sum is 57.
The spelling of 25225242746880 in words is "twenty-five trillion, two hundred twenty-five billion, two hundred forty-two million, seven hundred forty-six thousand, eight hundred eighty".
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