Base | Representation |
---|---|
bin | 1110101000011… |
… | …10110011010001 |
3 | 22112222001010201 |
4 | 13110032303101 |
5 | 222410302032 |
6 | 20102455201 |
7 | 3020210164 |
oct | 724166321 |
9 | 275861121 |
10 | 122744017 |
11 | 63316440 |
12 | 35134501 |
13 | 1c577bc6 |
14 | 12431adb |
15 | ab988e7 |
hex | 750ecd1 |
122744017 has 8 divisors (see below), whose sum is σ = 136098432. Its totient is φ = 109755600.
The previous prime is 122744003. The next prime is 122744021. The reversal of 122744017 is 710447221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122744017 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122744057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90793 + ... + 92134.
It is an arithmetic number, because the mean of its divisors is an integer number (17012304).
Almost surely, 2122744017 is an apocalyptic number.
It is an amenable number.
122744017 is a deficient number, since it is larger than the sum of its proper divisors (13354415).
122744017 is a wasteful number, since it uses less digits than its factorization.
122744017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182999.
The product of its (nonzero) digits is 3136, while the sum is 28.
The square root of 122744017 is about 11078.9898907798. The cubic root of 122744017 is about 496.9737431593.
The spelling of 122744017 in words is "one hundred twenty-two million, seven hundred forty-four thousand, seventeen".
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