Base | Representation |
---|---|
bin | 1001100000010100… |
… | …0000001110101101 |
3 | 20120211000000100100 |
4 | 2120011000032231 |
5 | 20211132322433 |
6 | 1101102221313 |
7 | 120140645226 |
oct | 23005001655 |
9 | 6524000310 |
10 | 2551448493 |
11 | 109a254020 |
12 | 5b2584839 |
13 | 3187a3c49 |
14 | 1a2c0424d |
15 | ededeb13 |
hex | 981403ad |
2551448493 has 12 divisors (see below), whose sum is σ = 4020464448. Its totient is φ = 1546332360.
The previous prime is 2551448483. The next prime is 2551448513. The reversal of 2551448493 is 3948441552.
2551448493 is a `hidden beast` number, since 2 + 5 + 514 + 48 + 4 + 93 = 666.
It is not a de Polignac number, because 2551448493 - 216 = 2551382957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2551448423) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12886005 + ... + 12886202.
It is an arithmetic number, because the mean of its divisors is an integer number (335038704).
Almost surely, 22551448493 is an apocalyptic number.
It is an amenable number.
2551448493 is a deficient number, since it is larger than the sum of its proper divisors (1469015955).
2551448493 is a wasteful number, since it uses less digits than its factorization.
2551448493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25772224 (or 25772221 counting only the distinct ones).
The product of its digits is 691200, while the sum is 45.
The square root of 2551448493 is about 50511.8648735126. The cubic root of 2551448493 is about 1366.4558423622.
The spelling of 2551448493 in words is "two billion, five hundred fifty-one million, four hundred forty-eight thousand, four hundred ninety-three".
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