Base | Representation |
---|---|
bin | 1101101010101111111101… |
… | …1110001001000001000100 |
3 | 1222012200002212000011202122 |
4 | 3122223333132021001010 |
5 | 3432210002403131430 |
6 | 51543445545425112 |
7 | 3110512605506654 |
oct | 332537736110104 |
9 | 58180085004678 |
10 | 15028081692740 |
11 | 4874412374a06 |
12 | 182866219b198 |
13 | 8501b004120c |
14 | 39d51224c364 |
15 | 1b0dacb65ee5 |
hex | daaff789044 |
15028081692740 has 24 divisors (see below), whose sum is σ = 31559048440920. Its totient is φ = 6011218032128.
The previous prime is 15028081692739. The next prime is 15028081692749. The reversal of 15028081692740 is 4729618082051.
It can be written as a sum of positive squares in 4 ways, for example, as 25845706756 + 15002235985984 = 160766^2 + 3873272^2 .
It is not an unprimeable number, because it can be changed into a prime (15028081692749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11823164 + ... + 13032396.
It is an arithmetic number, because the mean of its divisors is an integer number (1314960351705).
Almost surely, 215028081692740 is an apocalyptic number.
15028081692740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15028081692740 is an abundant number, since it is smaller than the sum of its proper divisors (16530966748180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15028081692740 is a wasteful number, since it uses less digits than its factorization.
15028081692740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1830631 (or 1830629 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 53.
The spelling of 15028081692740 in words is "fifteen trillion, twenty-eight billion, eighty-one million, six hundred ninety-two thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •