Base | Representation |
---|---|
bin | 1000000110101100101… |
… | …0111011101001010010 |
3 | 111022101122221111220110 |
4 | 2001223022323221102 |
5 | 4240124131400310 |
6 | 143544203422150 |
7 | 13026264546036 |
oct | 2015312735122 |
9 | 438348844813 |
10 | 139236981330 |
11 | 540607119a7 |
12 | 22b9a224956 |
13 | 1018c789965 |
14 | 6a4c16c1c6 |
15 | 394dc51d20 |
hex | 206b2bba52 |
139236981330 has 16 divisors (see below), whose sum is σ = 334168755264. Its totient is φ = 37129861680.
The previous prime is 139236981311. The next prime is 139236981361. The reversal of 139236981330 is 33189632931.
It is a self number, because there is not a number n which added to its sum of digits gives 139236981330.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2320616326 + ... + 2320616385.
It is an arithmetic number, because the mean of its divisors is an integer number (20885547204).
Almost surely, 2139236981330 is an apocalyptic number.
139236981330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
139236981330 is an abundant number, since it is smaller than the sum of its proper divisors (194931773934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139236981330 is a wasteful number, since it uses less digits than its factorization.
139236981330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4641232721.
The product of its (nonzero) digits is 629856, while the sum is 48.
The spelling of 139236981330 in words is "one hundred thirty-nine billion, two hundred thirty-six million, nine hundred eighty-one thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •