Base | Representation |
---|---|
bin | 10100001101011111011… |
… | …110011011101110011100 |
3 | 11220202221011200202011120 |
4 | 110031133132123232130 |
5 | 140223404310000022 |
6 | 2542012502050540 |
7 | 202225435224036 |
oct | 24153736335634 |
9 | 4822834622146 |
10 | 1388876250012 |
11 | 496023487289 |
12 | 1a520ba19a50 |
13 | a0c801717a4 |
14 | 4b317124c56 |
15 | 261db7c8d5c |
hex | 1435f79bb9c |
1388876250012 has 24 divisors (see below), whose sum is σ = 3240836893056. Its totient is φ = 462940801008.
The previous prime is 1388876249921. The next prime is 1388876250043. The reversal of 1388876250012 is 2100526788831.
It is a congruent number.
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, 1919338 + ... + 2541969.
It is an arithmetic number, because the mean of its divisors is an integer number (135034870544).
Almost surely, 21388876250012 is an apocalyptic number.
1388876250012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1388876250012 is an abundant number, since it is smaller than the sum of its proper divisors (1851960643044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1388876250012 is a wasteful number, since it uses less digits than its factorization.
1388876250012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4487257 (or 4487255 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 51.
The spelling of 1388876250012 in words is "one trillion, three hundred eighty-eight billion, eight hundred seventy-six million, two hundred fifty thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •