Base | Representation |
---|---|
bin | 1001100000100010… |
… | …0110000110110001 |
3 | 20120212202211221101 |
4 | 2120020212012301 |
5 | 20211402440230 |
6 | 1101134324401 |
7 | 120151646311 |
oct | 23010460661 |
9 | 6525684841 |
10 | 2552390065 |
11 | 109a837485 |
12 | 5b2959701 |
13 | 318a436a4 |
14 | 1a2dab441 |
15 | ee128aca |
hex | 982261b1 |
2552390065 has 16 divisors (see below), whose sum is σ = 3104340480. Its totient is φ = 2014309440.
The previous prime is 2552390051. The next prime is 2552390069. The reversal of 2552390065 is 5600932552.
It is not a de Polignac number, because 2552390065 - 225 = 2518835633 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2552390069) 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, 632755 + ... + 636775.
It is an arithmetic number, because the mean of its divisors is an integer number (194021280).
Almost surely, 22552390065 is an apocalyptic number.
It is an amenable number.
2552390065 is a deficient number, since it is larger than the sum of its proper divisors (551950415).
2552390065 is a wasteful number, since it uses less digits than its factorization.
2552390065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5712.
The product of its (nonzero) digits is 81000, while the sum is 37.
The square root of 2552390065 is about 50521.1843190557. The cubic root of 2552390065 is about 1366.6239113797.
The spelling of 2552390065 in words is "two billion, five hundred fifty-two million, three hundred ninety thousand, sixty-five".
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