Base | Representation |
---|---|
bin | 11110001110010110100… |
… | …10011101010101011010 |
3 | 10200021112200200211121101 |
4 | 33013023102131111122 |
5 | 114003320404410210 |
6 | 2113025042302014 |
7 | 135012641034361 |
oct | 17071322352532 |
9 | 3607480624541 |
10 | 1038497731930 |
11 | 37047399477a |
12 | 14932695790a |
13 | 76c12043689 |
14 | 383992c07d8 |
15 | 1c031406a3a |
hex | f1cb49d55a |
1038497731930 has 16 divisors (see below), whose sum is σ = 1879623522504. Its totient is φ = 413104069440.
The previous prime is 1038497731883. The next prime is 1038497731967. The reversal of 1038497731930 is 391377948301.
It can be written as a sum of positive squares in 4 ways, for example, as 381537229969 + 656960501961 = 617687^2 + 810531^2 .
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, 286876017 + ... + 286879636.
Almost surely, 21038497731930 is an apocalyptic number.
1038497731930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1038497731930 is a deficient number, since it is larger than the sum of its proper divisors (841125790574).
1038497731930 is a wasteful number, since it uses less digits than its factorization.
1038497731930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 573755841.
The product of its (nonzero) digits is 3429216, while the sum is 55.
The spelling of 1038497731930 in words is "one trillion, thirty-eight billion, four hundred ninety-seven million, seven hundred thirty-one thousand, nine hundred thirty".
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