Base | Representation |
---|---|
bin | 101101110011… |
… | …100000111101 |
3 | 211121001011200 |
4 | 231303200331 |
5 | 11033214420 |
6 | 1105210113 |
7 | 204030150 |
oct | 55634075 |
9 | 24531150 |
10 | 12007485 |
11 | 6861446 |
12 | 4030939 |
13 | 2645529 |
14 | 1847c97 |
15 | 10c2b90 |
hex | b7383d |
12007485 has 24 divisors (see below), whose sum is σ = 23786880. Its totient is φ = 5488992.
The previous prime is 12007483. The next prime is 12007511. The reversal of 12007485 is 58470021.
It is not a de Polignac number, because 12007485 - 21 = 12007483 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12007481) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18745 + ... + 19374.
It is an arithmetic number, because the mean of its divisors is an integer number (991120).
Almost surely, 212007485 is an apocalyptic number.
12007485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12007485 is a deficient number, since it is larger than the sum of its proper divisors (11779395).
12007485 is a wasteful number, since it uses less digits than its factorization.
12007485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38137 (or 38134 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 12007485 is about 3465.1818134118. The cubic root of 12007485 is about 228.9904396510.
The spelling of 12007485 in words is "twelve million, seven thousand, four hundred eighty-five".
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