Base | Representation |
---|---|
bin | 1001011010001100… |
… | …0101101000011100 |
3 | 20112000200221111020 |
4 | 2112203011220130 |
5 | 20133044434013 |
6 | 1054344124140 |
7 | 116406531366 |
oct | 22643055034 |
9 | 6460627436 |
10 | 2525780508 |
11 | 1086812309 |
12 | 5a5a66650 |
13 | 3133879a4 |
14 | 19d641d36 |
15 | ebb1e623 |
hex | 968c5a1c |
2525780508 has 48 divisors (see below), whose sum is σ = 6357929760. Its totient is φ = 777447424.
The previous prime is 2525780507. The next prime is 2525780527. The reversal of 2525780508 is 8050875252.
It is a self number, because there is not a number n which added to its sum of digits gives 2525780508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2525780507) 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, 105993 + ... + 127616.
It is an arithmetic number, because the mean of its divisors is an integer number (132456870).
Almost surely, 22525780508 is an apocalyptic number.
It is an amenable number.
2525780508 is an abundant number, since it is smaller than the sum of its proper divisors (3832149252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2525780508 is a wasteful number, since it uses less digits than its factorization.
2525780508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233686 (or 233684 counting only the distinct ones).
The product of its (nonzero) digits is 224000, while the sum is 42.
The square root of 2525780508 is about 50257.1438504020. The cubic root of 2525780508 is about 1361.8581341410.
The spelling of 2525780508 in words is "two billion, five hundred twenty-five million, seven hundred eighty thousand, five hundred eight".
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