Base | Representation |
---|---|
bin | 1110110011010… |
… | …01100000110001 |
3 | 22122122012012001 |
4 | 13121221200301 |
5 | 223241223040 |
6 | 20153134001 |
7 | 3035243410 |
oct | 731514061 |
9 | 278565161 |
10 | 124164145 |
11 | 640a63a6 |
12 | 356ba301 |
13 | 1c954411 |
14 | 126c1477 |
15 | ad7959a |
hex | 7669831 |
124164145 has 48 divisors (see below), whose sum is σ = 186098688. Its totient is φ = 77811840.
The previous prime is 124164137. The next prime is 124164149. The reversal of 124164145 is 541461421.
124164145 = 2672 + 2682 + ... + 7312.
It is not a de Polignac number, because 124164145 - 23 = 124164137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (124164149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 391527 + ... + 391843.
It is an arithmetic number, because the mean of its divisors is an integer number (3877056).
Almost surely, 2124164145 is an apocalyptic number.
It is an amenable number.
124164145 is a deficient number, since it is larger than the sum of its proper divisors (61934543).
124164145 is a wasteful number, since it uses less digits than its factorization.
124164145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 398 (or 379 counting only the distinct ones).
The product of its digits is 3840, while the sum is 28.
The square root of 124164145 is about 11142.8966162304. The cubic root of 124164145 is about 498.8830332955.
It can be divided in two parts, 12416 and 4145, that added together give a palindrome (16561).
The spelling of 124164145 in words is "one hundred twenty-four million, one hundred sixty-four thousand, one hundred forty-five".
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