Base | Representation |
---|---|
bin | 1101111101000011… |
… | …1001111101111001 |
3 | 100200001021212021000 |
4 | 3133100321331321 |
5 | 30132403012110 |
6 | 1415404235213 |
7 | 161552233401 |
oct | 33720717571 |
9 | 10601255230 |
10 | 3745750905 |
11 | 1652419106 |
12 | 88653bb09 |
13 | 479051c70 |
14 | 27768d801 |
15 | 16dca21c0 |
hex | df439f79 |
3745750905 has 128 divisors (see below), whose sum is σ = 7594352640. Its totient is φ = 1737711360.
The previous prime is 3745750873. The next prime is 3745750909. The reversal of 3745750905 is 5090575473.
3745750905 is a `hidden beast` number, since 3 + 74 + 575 + 0 + 9 + 0 + 5 = 666.
It is not a de Polignac number, because 3745750905 - 25 = 3745750873 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (3745750909) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2865262 + ... + 2866568.
It is an arithmetic number, because the mean of its divisors is an integer number (59330880).
Almost surely, 23745750905 is an apocalyptic number.
It is an amenable number.
3745750905 is an abundant number, since it is smaller than the sum of its proper divisors (3848601735).
3745750905 is a wasteful number, since it uses less digits than its factorization.
3745750905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1428 (or 1422 counting only the distinct ones).
The product of its (nonzero) digits is 661500, while the sum is 45.
The square root of 3745750905 is about 61202.5400208194. The cubic root of 3745750905 is about 1553.0292344900.
The spelling of 3745750905 in words is "three billion, seven hundred forty-five million, seven hundred fifty thousand, nine hundred five".
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