Base | Representation |
---|---|
bin | 1010010010000… |
… | …0100100010100 |
3 | 10000010222101200 |
4 | 2210200210110 |
5 | 42020000022 |
6 | 4140152500 |
7 | 1032361620 |
oct | 244404424 |
9 | 100128350 |
10 | 43125012 |
11 | 22385507 |
12 | 12538730 |
13 | 8c1c078 |
14 | 5a28180 |
15 | 3bbcbac |
hex | 2920914 |
43125012 has 36 divisors (see below), whose sum is σ = 124584096. Its totient is φ = 12321360.
The previous prime is 43124993. The next prime is 43125013. The reversal of 43125012 is 21052134.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43125013) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85314 + ... + 85817.
Almost surely, 243125012 is an apocalyptic number.
43125012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is an amenable number.
43125012 is an abundant number, since it is smaller than the sum of its proper divisors (81459084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43125012 is a wasteful number, since it uses less digits than its factorization.
43125012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171148 (or 171143 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 43125012 is about 6566.9636819462. The cubic root of 43125012 is about 350.6789867017.
Adding to 43125012 its reverse (21052134), we get a palindrome (64177146).
The spelling of 43125012 in words is "forty-three million, one hundred twenty-five thousand, twelve".
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