Base | Representation |
---|---|
bin | 101010111011… |
… | …000100000100 |
3 | 210011122210201 |
4 | 222323010010 |
5 | 10340030342 |
6 | 1041100244 |
7 | 164432404 |
oct | 52730404 |
9 | 23148721 |
10 | 11251972 |
11 | 6395856 |
12 | 3927684 |
13 | 243c694 |
14 | 16cc804 |
15 | ec3db7 |
hex | abb104 |
11251972 has 6 divisors (see below), whose sum is σ = 19690958. Its totient is φ = 5625984.
The previous prime is 11251969. The next prime is 11251973. The reversal of 11251972 is 27915211.
It can be written as a sum of positive squares in only one way, i.e., 6482116 + 4769856 = 2546^2 + 2184^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 11251972.
It is not an unprimeable number, because it can be changed into a prime (11251973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406493 + ... + 1406500.
Almost surely, 211251972 is an apocalyptic number.
It is an amenable number.
11251972 is a deficient number, since it is larger than the sum of its proper divisors (8438986).
11251972 is a wasteful number, since it uses less digits than its factorization.
11251972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2812997 (or 2812995 counting only the distinct ones).
The product of its digits is 1260, while the sum is 28.
The square root of 11251972 is about 3354.3959217719. The cubic root of 11251972 is about 224.0833289039.
The spelling of 11251972 in words is "eleven million, two hundred fifty-one thousand, nine hundred seventy-two".
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