Base | Representation |
---|---|
bin | 111000111101011111… |
… | …0001011000110010111 |
3 | 102200201211210202012010 |
4 | 1301322332023012113 |
5 | 4001003440444111 |
6 | 132105525155303 |
7 | 11560154366430 |
oct | 1617276130627 |
9 | 380654722163 |
10 | 122322203031 |
11 | 47970770686 |
12 | 1b85955bb33 |
13 | b6c53345c2 |
14 | 5cc5914487 |
15 | 32adcb0aa6 |
hex | 1c7af8b197 |
122322203031 has 16 divisors (see below), whose sum is σ = 187863425024. Its totient is φ = 69348019104.
The previous prime is 122322203023. The next prime is 122322203033. The reversal of 122322203031 is 130302223221.
It is a happy number.
It is not a de Polignac number, because 122322203031 - 23 = 122322203023 is a prime.
It is a super-2 number, since 2×1223222030312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122322202989 and 122322203007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122322203033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22929880 + ... + 22935213.
It is an arithmetic number, because the mean of its divisors is an integer number (11741464064).
Almost surely, 2122322203031 is an apocalyptic number.
122322203031 is a deficient number, since it is larger than the sum of its proper divisors (65541221993).
122322203031 is a wasteful number, since it uses less digits than its factorization.
122322203031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45865230.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 122322203031 its reverse (130302223221), we get a palindrome (252624426252).
The spelling of 122322203031 in words is "one hundred twenty-two billion, three hundred twenty-two million, two hundred three thousand, thirty-one".
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