Base | Representation |
---|---|
bin | 1001000010010111… |
… | …0101010001001101 |
3 | 20021001122021020210 |
4 | 2100211311101031 |
5 | 14432003232441 |
6 | 1040414033033 |
7 | 114054161655 |
oct | 22045652115 |
9 | 6231567223 |
10 | 2425836621 |
11 | 1035359a5a |
12 | 5784a8779 |
13 | 2c87638b0 |
14 | 190267365 |
15 | e2e7b616 |
hex | 9097544d |
2425836621 has 32 divisors (see below), whose sum is σ = 3519532800. Its totient is φ = 1477361664.
The previous prime is 2425836613. The next prime is 2425836643. The reversal of 2425836621 is 1266385242.
It is not a de Polignac number, because 2425836621 - 23 = 2425836613 is a prime.
It is a super-3 number, since 3×24258366213 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2425836621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2425836221) 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, 1733280 + ... + 1734678.
It is an arithmetic number, because the mean of its divisors is an integer number (109985400).
Almost surely, 22425836621 is an apocalyptic number.
It is an amenable number.
2425836621 is a deficient number, since it is larger than the sum of its proper divisors (1093696179).
2425836621 is a wasteful number, since it uses less digits than its factorization.
2425836621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1845.
The product of its digits is 138240, while the sum is 39.
The square root of 2425836621 is about 49252.7828756914. The cubic root of 2425836621 is about 1343.6531749062.
The spelling of 2425836621 in words is "two billion, four hundred twenty-five million, eight hundred thirty-six thousand, six hundred twenty-one".
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