Base | Representation |
---|---|
bin | 111000111010101111… |
… | …1010101000100001111 |
3 | 102200111102202002201010 |
4 | 1301311133111010033 |
5 | 4000311414400221 |
6 | 132052442020303 |
7 | 11554656552336 |
oct | 1616537250417 |
9 | 380442662633 |
10 | 122230231311 |
11 | 479238629a1 |
12 | 1b8327a7693 |
13 | b6ac272076 |
14 | 5cb7612d1d |
15 | 32a5b94c76 |
hex | 1c757d510f |
122230231311 has 32 divisors (see below), whose sum is σ = 172313740800. Its totient is φ = 76855685760.
The previous prime is 122230231307. The next prime is 122230231339. The reversal of 122230231311 is 113132032221.
It is not a de Polignac number, because 122230231311 - 22 = 122230231307 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122230231301) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12209470 + ... + 12219476.
It is an arithmetic number, because the mean of its divisors is an integer number (5384804400).
Almost surely, 2122230231311 is an apocalyptic number.
122230231311 is a deficient number, since it is larger than the sum of its proper divisors (50083509489).
122230231311 is a wasteful number, since it uses less digits than its factorization.
122230231311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10959.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 122230231311 its reverse (113132032221), we get a palindrome (235362263532).
The spelling of 122230231311 in words is "one hundred twenty-two billion, two hundred thirty million, two hundred thirty-one thousand, three hundred eleven".
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