Base | Representation |
---|---|
bin | 10111111011010000… |
… | …111111000101111000 |
3 | 2110022101222000222220 |
4 | 113323100333011320 |
5 | 410103213323144 |
6 | 15445121444040 |
7 | 1566426355065 |
oct | 277320770570 |
9 | 73271860886 |
10 | 25690370424 |
11 | a9935a95a4 |
12 | 4b8b7a0620 |
13 | 2565583824 |
14 | 1359d35c6c |
15 | a055e1919 |
hex | 5fb43f178 |
25690370424 has 64 divisors (see below), whose sum is σ = 64790668800. Its totient is φ = 8488345344.
The previous prime is 25690370411. The next prime is 25690370429. The reversal of 25690370424 is 42407309652.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25690370429) 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, 2358639 + ... + 2369505.
It is an arithmetic number, because the mean of its divisors is an integer number (1012354200).
Almost surely, 225690370424 is an apocalyptic number.
25690370424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
25690370424 is an abundant number, since it is smaller than the sum of its proper divisors (39100298376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25690370424 is a wasteful number, since it uses less digits than its factorization.
25690370424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11732 (or 11728 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 42.
The spelling of 25690370424 in words is "twenty-five billion, six hundred ninety million, three hundred seventy thousand, four hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •