Base | Representation |
---|---|
bin | 1110100011100… |
… | …01111001000101 |
3 | 22111202101112000 |
4 | 13101301321011 |
5 | 222224220232 |
6 | 20041015513 |
7 | 3011562342 |
oct | 721617105 |
9 | 274671460 |
10 | 122101317 |
11 | 62a17588 |
12 | 34a84599 |
13 | 1c3b1500 |
14 | 123057c9 |
15 | aabd27c |
hex | 7471e45 |
122101317 has 24 divisors (see below), whose sum is σ = 195883200. Its totient is φ = 75136464.
The previous prime is 122101307. The next prime is 122101349. The reversal of 122101317 is 713101221.
It is a happy number.
It is not a de Polignac number, because 122101317 - 28 = 122101061 is a prime.
It is a super-2 number, since 2×1221013172 = 29817463226268978, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 122101317.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122101307) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8817 + ... + 17942.
It is an arithmetic number, because the mean of its divisors is an integer number (8161800).
Almost surely, 2122101317 is an apocalyptic number.
It is an amenable number.
122101317 is a deficient number, since it is larger than the sum of its proper divisors (73781883).
122101317 is a wasteful number, since it uses less digits than its factorization.
122101317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26794 (or 26775 counting only the distinct ones).
The product of its (nonzero) digits is 84, while the sum is 18.
The square root of 122101317 is about 11049.9464704586. The cubic root of 122101317 is about 496.1048233297.
Adding to 122101317 its reverse (713101221), we get a palindrome (835202538).
The spelling of 122101317 in words is "one hundred twenty-two million, one hundred one thousand, three hundred seventeen".
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