Base | Representation |
---|---|
bin | 111110110011000… |
… | …1100010100000001 |
3 | 12102212000000110121 |
4 | 1331212030110001 |
5 | 13303413221110 |
6 | 545031500241 |
7 | 103134412000 |
oct | 17546142401 |
9 | 5385000417 |
10 | 2107163905 |
11 | 991491480 |
12 | 4a9827681 |
13 | 277728862 |
14 | 15dbd2c37 |
15 | c4ececda |
hex | 7d98c501 |
2107163905 has 32 divisors (see below), whose sum is σ = 3216902400. Its totient is φ = 1313544960.
The previous prime is 2107163843. The next prime is 2107163921. The reversal of 2107163905 is 5093617012.
It is not a de Polignac number, because 2107163905 - 215 = 2107131137 is a prime.
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, 36984 + ... + 74713.
It is an arithmetic number, because the mean of its divisors is an integer number (100528200).
Almost surely, 22107163905 is an apocalyptic number.
It is an amenable number.
2107163905 is a deficient number, since it is larger than the sum of its proper divisors (1109738495).
2107163905 is a wasteful number, since it uses less digits than its factorization.
2107163905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111734 (or 111720 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 34.
The square root of 2107163905 is about 45903.8550124061. The cubic root of 2107163905 is about 1282.0336943936.
The spelling of 2107163905 in words is "two billion, one hundred seven million, one hundred sixty-three thousand, nine hundred five".
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