Base | Representation |
---|---|
bin | 100011010010… |
… | …010010110100 |
3 | 122101221120120 |
4 | 203102102310 |
5 | 4331444342 |
6 | 530131540 |
7 | 141423564 |
oct | 43222264 |
9 | 18357516 |
10 | 9249972 |
11 | 5248706 |
12 | 3120bb0 |
13 | 1bbb374 |
14 | 132ada4 |
15 | c2aaec |
hex | 8d24b4 |
9249972 has 24 divisors (see below), whose sum is σ = 22853376. Its totient is φ = 2901888.
The previous prime is 9249971. The next prime is 9249983. The reversal of 9249972 is 2799429.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9249971) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22468 + ... + 22875.
It is an arithmetic number, because the mean of its divisors is an integer number (952224).
Almost surely, 29249972 is an apocalyptic number.
It is an amenable number.
9249972 is an abundant number, since it is smaller than the sum of its proper divisors (13603404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9249972 is a wasteful number, since it uses less digits than its factorization.
9249972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45367 (or 45365 counting only the distinct ones).
The product of its digits is 81648, while the sum is 42.
The square root of 9249972 is about 3041.3766619740. The cubic root of 9249972 is about 209.9166108822.
The spelling of 9249972 in words is "nine million, two hundred forty-nine thousand, nine hundred seventy-two".
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