Base | Representation |
---|---|
bin | 1111000010100… |
… | …01000011010011 |
3 | 22210101122111121 |
4 | 13201101003103 |
5 | 224244123412 |
6 | 20304023111 |
7 | 3061231432 |
oct | 741210323 |
9 | 283348447 |
10 | 126161107 |
11 | 6523a786 |
12 | 36301a97 |
13 | 201a3357 |
14 | 12a81119 |
15 | b121107 |
hex | 78510d3 |
126161107 has 12 divisors (see below), whose sum is σ = 132528960. Its totient is φ = 119955920.
The previous prime is 126161093. The next prime is 126161129. The reversal of 126161107 is 701161621.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-126161107 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126161177) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145758 + ... + 146620.
It is an arithmetic number, because the mean of its divisors is an integer number (11044080).
Almost surely, 2126161107 is an apocalyptic number.
126161107 is a deficient number, since it is larger than the sum of its proper divisors (6367853).
126161107 is an frugal number, since it uses more digits than its factorization.
126161107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1034 (or 963 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 25.
The square root of 126161107 is about 11232.1461439923. The cubic root of 126161107 is about 501.5433737598.
The spelling of 126161107 in words is "one hundred twenty-six million, one hundred sixty-one thousand, one hundred seven".
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