Base | Representation |
---|---|
bin | 1110100101001… |
… | …01100101010000 |
3 | 22112011010221121 |
4 | 13102211211100 |
5 | 222303004130 |
6 | 20045332024 |
7 | 3013433533 |
oct | 722454520 |
9 | 275133847 |
10 | 122313040 |
11 | 63051663 |
12 | 34b67014 |
13 | 1c4569a5 |
14 | 1235ca1a |
15 | ab10d7a |
hex | 74a5950 |
122313040 has 40 divisors (see below), whose sum is σ = 284946048. Its totient is φ = 48827520.
The previous prime is 122313031. The next prime is 122313071. The reversal of 122313040 is 40313221.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49269 + ... + 51691.
Almost surely, 2122313040 is an apocalyptic number.
122313040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122313040 is an abundant number, since it is smaller than the sum of its proper divisors (162633008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122313040 is a wasteful number, since it uses less digits than its factorization.
122313040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3067 (or 3061 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 122313040 is about 11059.5225936746. The cubic root of 122313040 is about 496.3914054115.
Adding to 122313040 its reverse (40313221), we get a palindrome (162626261).
The spelling of 122313040 in words is "one hundred twenty-two million, three hundred thirteen thousand, forty".
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