Base | Representation |
---|---|
bin | 10111010011111001… |
… | …111011100100000010 |
3 | 2101121101101111222021 |
4 | 113103321323210002 |
5 | 402230140441414 |
6 | 15255412032054 |
7 | 1544160422230 |
oct | 272371734402 |
9 | 71541344867 |
10 | 25030015234 |
11 | a684877a04 |
12 | 4a2660262a |
13 | 248b815403 |
14 | 12d635b950 |
15 | 9b7650c24 |
hex | 5d3e7b902 |
25030015234 has 16 divisors (see below), whose sum is σ = 42957323136. Its totient is φ = 10714968000.
The previous prime is 25030015223. The next prime is 25030015247. The reversal of 25030015234 is 43251003052.
It is a super-2 number, since 2×250300152342 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25030015199 and 25030015208.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002342 + ... + 1027009.
It is an arithmetic number, because the mean of its divisors is an integer number (2684832696).
Almost surely, 225030015234 is an apocalyptic number.
25030015234 is a deficient number, since it is larger than the sum of its proper divisors (17927307902).
25030015234 is a wasteful number, since it uses less digits than its factorization.
25030015234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2030241.
The product of its (nonzero) digits is 3600, while the sum is 25.
Adding to 25030015234 its reverse (43251003052), we get a palindrome (68281018286).
The spelling of 25030015234 in words is "twenty-five billion, thirty million, fifteen thousand, two hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •