Base | Representation |
---|---|
bin | 11110100010000111001… |
… | …01000011010111000100 |
3 | 10201021220222122212121210 |
4 | 33101003211003113010 |
5 | 114142032041304123 |
6 | 2121541430211420 |
7 | 135536551136334 |
oct | 17210345032704 |
9 | 3637828585553 |
10 | 1049105806788 |
11 | 374a17972396 |
12 | 14b3a74b3b70 |
13 | 77c129c5c50 |
14 | 38ac40cd0c4 |
15 | 1c452879e93 |
hex | f4439435c4 |
1049105806788 has 96 divisors (see below), whose sum is σ = 2665015951360. Its totient is φ = 319290491520.
The previous prime is 1049105806747. The next prime is 1049105806799. The reversal of 1049105806788 is 8876085019401.
It is a super-2 number, since 2×10491058067882 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6477783 + ... + 6637761.
Almost surely, 21049105806788 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1049105806788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1332507975680).
1049105806788 is an abundant number, since it is smaller than the sum of its proper divisors (1615910144572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1049105806788 is a wasteful number, since it uses less digits than its factorization.
1049105806788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160457 (or 160455 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 57.
The spelling of 1049105806788 in words is "one trillion, forty-nine billion, one hundred five million, eight hundred six thousand, seven hundred eighty-eight".
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