Base | Representation |
---|---|
bin | 111100101001100101… |
… | …0011000111110011110 |
3 | 110110011221112111202112 |
4 | 1321103022120332132 |
5 | 4113220012022200 |
6 | 135500002154022 |
7 | 12260400605000 |
oct | 1712312307636 |
9 | 413157474675 |
10 | 130244251550 |
11 | 50266536a16 |
12 | 212aa652912 |
13 | c38868388a |
14 | 6437aca370 |
15 | 35c450e535 |
hex | 1e53298f9e |
130244251550 has 96 divisors (see below), whose sum is σ = 285919200000. Its totient is φ = 44116675680.
The previous prime is 130244251499. The next prime is 130244251567. The reversal of 130244251550 is 55152442031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1377701 + ... + 1469199.
It is an arithmetic number, because the mean of its divisors is an integer number (2978325000).
Almost surely, 2130244251550 is an apocalyptic number.
130244251550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130244251550 is an abundant number, since it is smaller than the sum of its proper divisors (155674948450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130244251550 is an equidigital number, since it uses as much as digits as its factorization.
130244251550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91615 (or 91596 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 32.
Adding to 130244251550 its reverse (55152442031), we get a palindrome (185396693581).
The spelling of 130244251550 in words is "one hundred thirty billion, two hundred forty-four million, two hundred fifty-one thousand, five hundred fifty".
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