Base | Representation |
---|---|
bin | 111001001000111101… |
… | …0111100000110011101 |
3 | 102201201200022012110012 |
4 | 1302101322330012131 |
5 | 4002301022344013 |
6 | 132212041453005 |
7 | 11602541153354 |
oct | 1622172740635 |
9 | 381650265405 |
10 | 122707231133 |
11 | 4804903aa23 |
12 | 1b9464a1165 |
13 | b757033296 |
14 | 5d20adc99b |
15 | 32d29b81a8 |
hex | 1c91ebc19d |
122707231133 has 4 divisors (see below), whose sum is σ = 124718825148. Its totient is φ = 120695637120.
The previous prime is 122707231117. The next prime is 122707231139. The reversal of 122707231133 is 331132707221.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 48868407844 + 73838823289 = 221062^2 + 271733^2 .
It is a cyclic number.
It is not a de Polignac number, because 122707231133 - 24 = 122707231117 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 122707231133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122707231139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005796916 + ... + 1005797037.
It is an arithmetic number, because the mean of its divisors is an integer number (31179706287).
Almost surely, 2122707231133 is an apocalyptic number.
It is an amenable number.
122707231133 is a deficient number, since it is larger than the sum of its proper divisors (2011594015).
122707231133 is an equidigital number, since it uses as much as digits as its factorization.
122707231133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2011594014.
The product of its (nonzero) digits is 10584, while the sum is 32.
Adding to 122707231133 its reverse (331132707221), we get a palindrome (453839938354).
The spelling of 122707231133 in words is "one hundred twenty-two billion, seven hundred seven million, two hundred thirty-one thousand, one hundred thirty-three".
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