Base | Representation |
---|---|
bin | 111000111111100011… |
… | …0010111110001001101 |
3 | 102200220200010102011220 |
4 | 1301333012113301031 |
5 | 4001124203222231 |
6 | 132120441433553 |
7 | 11561655152511 |
oct | 1617706276115 |
9 | 380820112156 |
10 | 122391460941 |
11 | 479a6875122 |
12 | 1b87879b8b9 |
13 | b7067a3409 |
14 | 5cd0bc2141 |
15 | 32b4de1896 |
hex | 1c7f197c4d |
122391460941 has 64 divisors (see below), whose sum is σ = 182379264000. Its totient is φ = 72652225536.
The previous prime is 122391460931. The next prime is 122391460963. The reversal of 122391460941 is 149064193221.
It is not a de Polignac number, because 122391460941 - 219 = 122390936653 is a prime.
It is a super-2 number, since 2×1223914609412 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 122391460893 and 122391460902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122391460931) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40139985 + ... + 40143033.
It is an arithmetic number, because the mean of its divisors is an integer number (2849676000).
Almost surely, 2122391460941 is an apocalyptic number.
It is an amenable number.
122391460941 is a deficient number, since it is larger than the sum of its proper divisors (59987803059).
122391460941 is a wasteful number, since it uses less digits than its factorization.
122391460941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3618.
The product of its (nonzero) digits is 93312, while the sum is 42.
The spelling of 122391460941 in words is "one hundred twenty-two billion, three hundred ninety-one million, four hundred sixty thousand, nine hundred forty-one".
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