Base | Representation |
---|---|
bin | 10111101010110000… |
… | …000001010110101000 |
3 | 2102121002121001212212 |
4 | 113222300001112220 |
5 | 404021300342410 |
6 | 15401423024252 |
7 | 1556523300431 |
oct | 275260012650 |
9 | 72532531785 |
10 | 25413293480 |
11 | a861161593 |
12 | 4b12a3b088 |
13 | 2520050783 |
14 | 133120c488 |
15 | 9db10eb05 |
hex | 5eac015a8 |
25413293480 has 16 divisors (see below), whose sum is σ = 57179910420. Its totient is φ = 10165317376.
The previous prime is 25413293473. The next prime is 25413293483. The reversal of 25413293480 is 8439231452.
It can be written as a sum of positive squares in 2 ways, for example, as 25410272836 + 3020644 = 159406^2 + 1738^2 .
It is a super-2 number, since 2×254132934802 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (25413293483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317666129 + ... + 317666208.
Almost surely, 225413293480 is an apocalyptic number.
25413293480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25413293480 is an abundant number, since it is smaller than the sum of its proper divisors (31766616940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25413293480 is a wasteful number, since it uses less digits than its factorization.
25413293480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 635332348 (or 635332344 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 41.
The spelling of 25413293480 in words is "twenty-five billion, four hundred thirteen million, two hundred ninety-three thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •