Base | Representation |
---|---|
bin | 101110010000… |
… | …001101101100 |
3 | 211211000102102 |
4 | 232100031230 |
5 | 11101000121 |
6 | 1111514232 |
7 | 205026650 |
oct | 56201554 |
9 | 24730372 |
10 | 12125036 |
11 | 69317a0 |
12 | 4088978 |
13 | 2686ba1 |
14 | 1878a60 |
15 | 10e790b |
hex | b9036c |
12125036 has 24 divisors (see below), whose sum is σ = 26455296. Its totient is φ = 4723920.
The previous prime is 12125033. The next prime is 12125041. The reversal of 12125036 is 63052121.
It is an alternating number because its digits alternate between odd and even.
It is a junction number, because it is equal to n+sod(n) for n = 12124999 and 12125017.
It is not an unprimeable number, because it can be changed into a prime (12125033) 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 7 ways as a sum of consecutive naturals, for example, 19376 + ... + 19991.
It is an arithmetic number, because the mean of its divisors is an integer number (1102304).
Almost surely, 212125036 is an apocalyptic number.
It is an amenable number.
12125036 is an abundant number, since it is smaller than the sum of its proper divisors (14330260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12125036 is a wasteful number, since it uses less digits than its factorization.
12125036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39389 (or 39387 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 12125036 is about 3482.1022385909. The cubic root of 12125036 is about 229.7352719768.
Adding to 12125036 its reverse (63052121), we get a palindrome (75177157).
The spelling of 12125036 in words is "twelve million, one hundred twenty-five thousand, thirty-six".
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