Base | Representation |
---|---|
bin | 1001010111000011… |
… | …10100010101110001 |
3 | 110222012220021210011 |
4 | 10223201310111301 |
5 | 40242431041341 |
6 | 2150352334521 |
7 | 235346641366 |
oct | 45341642561 |
9 | 13865807704 |
10 | 5025252721 |
11 | 2149695825 |
12 | b82b44441 |
13 | 621160b28 |
14 | 35959646d |
15 | 1e6293b81 |
hex | 12b874571 |
5025252721 has 2 divisors, whose sum is σ = 5025252722. Its totient is φ = 5025252720.
The previous prime is 5025252691. The next prime is 5025252731. The reversal of 5025252721 is 1272525205.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4745694321 + 279558400 = 68889^2 + 16720^2 .
It is a cyclic number.
It is not a de Polignac number, because 5025252721 - 211 = 5025250673 is a prime.
It is not a weakly prime, because it can be changed into another prime (5025252731) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2512626360 + 2512626361.
It is an arithmetic number, because the mean of its divisors is an integer number (2512626361).
Almost surely, 25025252721 is an apocalyptic number.
It is an amenable number.
5025252721 is a deficient number, since it is larger than the sum of its proper divisors (1).
5025252721 is an equidigital number, since it uses as much as digits as its factorization.
5025252721 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14000, while the sum is 31.
The square root of 5025252721 is about 70889.0169278711. The cubic root of 5025252721 is about 1712.8498834782.
Adding to 5025252721 its reverse (1272525205), we get a palindrome (6297777926).
The spelling of 5025252721 in words is "five billion, twenty-five million, two hundred fifty-two thousand, seven hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •