Base | Representation |
---|---|
bin | 1110111000000… |
… | …11000100100001 |
3 | 22200211010222110 |
4 | 13130003010201 |
5 | 223421334441 |
6 | 20214425533 |
7 | 3043503225 |
oct | 734030441 |
9 | 280733873 |
10 | 124793121 |
11 | 64495a12 |
12 | 359622a9 |
13 | 1cb147ab |
14 | 12806785 |
15 | ae50b16 |
hex | 7703121 |
124793121 has 16 divisors (see below), whose sum is σ = 176537600. Its totient is φ = 78191568.
The previous prime is 124793117. The next prime is 124793143. The reversal of 124793121 is 121397421.
It is not a de Polignac number, because 124793121 - 22 = 124793117 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (124793171) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1381 + ... + 15858.
It is an arithmetic number, because the mean of its divisors is an integer number (11033600).
Almost surely, 2124793121 is an apocalyptic number.
It is an amenable number.
124793121 is a deficient number, since it is larger than the sum of its proper divisors (51744479).
124793121 is a wasteful number, since it uses less digits than its factorization.
124793121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17388.
The product of its digits is 3024, while the sum is 30.
The square root of 124793121 is about 11171.0841461337. The cubic root of 124793121 is about 499.7240090193.
The spelling of 124793121 in words is "one hundred twenty-four million, seven hundred ninety-three thousand, one hundred twenty-one".
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