Base | Representation |
---|---|
bin | 1101001000100110111100… |
… | …10101111111111011100000 |
3 | 10210021012022020020200010012 |
4 | 12210103132111333323200 |
5 | 12241210032121012021 |
6 | 141232413014224052 |
7 | 6040506622450130 |
oct | 644233625777340 |
9 | 123235266220105 |
10 | 28883090407136 |
11 | 9226282610729 |
12 | 32a58a0655028 |
13 | 1316882305c34 |
14 | 71bd40218ac0 |
15 | 3514aea5d35b |
hex | 1a44de57fee0 |
28883090407136 has 24 divisors (see below), whose sum is σ = 64986953416560. Its totient is φ = 12378467317248.
The previous prime is 28883090407117. The next prime is 28883090407177. The reversal of 28883090407136 is 63170409038882.
It is a happy number.
It is a super-2 number, since 2×288830904071362 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64471183721 + ... + 64471184168.
It is an arithmetic number, because the mean of its divisors is an integer number (2707789725690).
Almost surely, 228883090407136 is an apocalyptic number.
It is an amenable number.
28883090407136 is an abundant number, since it is smaller than the sum of its proper divisors (36103863009424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28883090407136 is a wasteful number, since it uses less digits than its factorization.
28883090407136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128942367906 (or 128942367898 counting only the distinct ones).
The product of its (nonzero) digits is 13934592, while the sum is 59.
The spelling of 28883090407136 in words is "twenty-eight trillion, eight hundred eighty-three billion, ninety million, four hundred seven thousand, one hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •