Base | Representation |
---|---|
bin | 101101011111… |
… | …011001010000 |
3 | 211102212010100 |
4 | 231133121100 |
5 | 11023100242 |
6 | 1103332400 |
7 | 203234655 |
oct | 55373120 |
9 | 24385110 |
10 | 11925072 |
11 | 6805535 |
12 | 3bb1100 |
13 | 2616b73 |
14 | 1825c2c |
15 | 10a854c |
hex | b5f650 |
11925072 has 30 divisors (see below), whose sum is σ = 33374042. Its totient is φ = 3974976.
The previous prime is 11925059. The next prime is 11925091. The reversal of 11925072 is 27052911.
It can be written as a sum of positive squares in only one way, i.e., 11048976 + 876096 = 3324^2 + 936^2 .
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 41263 + ... + 41550.
Almost surely, 211925072 is an apocalyptic number.
11925072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11925072 is an abundant number, since it is smaller than the sum of its proper divisors (21448970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11925072 is a wasteful number, since it uses less digits than its factorization.
11925072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82827 (or 82818 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 27.
The square root of 11925072 is about 3453.2697548845. The cubic root of 11925072 is about 228.4653469053.
Adding to 11925072 its reverse (27052911), we get a palindrome (38977983).
The spelling of 11925072 in words is "eleven million, nine hundred twenty-five thousand, seventy-two".
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