Base | Representation |
---|---|
bin | 1100100110100… |
… | …00100100110101 |
3 | 21100220201111111 |
4 | 12103100210311 |
5 | 204030240200 |
6 | 14253435021 |
7 | 2422352014 |
oct | 623204465 |
9 | 240821444 |
10 | 105711925 |
11 | 54742a30 |
12 | 2b49ba71 |
13 | 18b93647 |
14 | 1007aa7b |
15 | 94320ba |
hex | 64d0935 |
105711925 has 12 divisors (see below), whose sum is σ = 142999776. Its totient is φ = 76881200.
The previous prime is 105711911. The next prime is 105711943. The reversal of 105711925 is 529117501.
It is not a de Polignac number, because 105711925 - 225 = 72157493 is a prime.
It is a super-2 number, since 2×1057119252 = 22350022174411250, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191929 + ... + 192478.
It is an arithmetic number, because the mean of its divisors is an integer number (11916648).
Almost surely, 2105711925 is an apocalyptic number.
It is an amenable number.
105711925 is a deficient number, since it is larger than the sum of its proper divisors (37287851).
105711925 is a wasteful number, since it uses less digits than its factorization.
105711925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384428 (or 384423 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 31.
The square root of 105711925 is about 10281.6304640850. The cubic root of 105711925 is about 472.8332335709.
The spelling of 105711925 in words is "one hundred five million, seven hundred eleven thousand, nine hundred twenty-five".
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