Base | Representation |
---|---|
bin | 1100100010000… |
… | …10111101110000 |
3 | 21022211020211122 |
4 | 12101002331300 |
5 | 203403210023 |
6 | 14233201412 |
7 | 2414414651 |
oct | 621027560 |
9 | 238736748 |
10 | 105131888 |
11 | 54387164 |
12 | 2b260268 |
13 | 18a1c624 |
14 | dd69528 |
15 | 936a2c8 |
hex | 6442f70 |
105131888 has 20 divisors (see below), whose sum is σ = 203872368. Its totient is φ = 52519680.
The previous prime is 105131879. The next prime is 105131909. The reversal of 105131888 is 888131501.
It is a super-2 number, since 2×1051318882 = 22105427748889088, which 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, 22733 + ... + 26963.
Almost surely, 2105131888 is an apocalyptic number.
It is an amenable number.
105131888 is a deficient number, since it is larger than the sum of its proper divisors (98740480).
105131888 is a wasteful number, since it uses less digits than its factorization.
105131888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5792 (or 5786 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 35.
The square root of 105131888 is about 10253.3842218070. The cubic root of 105131888 is about 471.9668414895.
The spelling of 105131888 in words is "one hundred five million, one hundred thirty-one thousand, eight hundred eighty-eight".
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