Base | Representation |
---|---|
bin | 101110000111… |
… | …010111010110 |
3 | 211202011200222 |
4 | 232013113112 |
5 | 11043320130 |
6 | 1111034342 |
7 | 204516200 |
oct | 56072726 |
9 | 24664628 |
10 | 12088790 |
11 | 690753a |
12 | 406b9b2 |
13 | 267353c |
14 | 1869770 |
15 | 10dbce5 |
hex | b875d6 |
12088790 has 24 divisors (see below), whose sum is σ = 25313472. Its totient is φ = 4144560.
The previous prime is 12088789. The next prime is 12088793. The reversal of 12088790 is 9788021.
It is a happy number.
It is a super-2 number, since 2×120887902 = 292277687328200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12088790.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12088793) 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, 11846 + ... + 12825.
It is an arithmetic number, because the mean of its divisors is an integer number (1054728).
Almost surely, 212088790 is an apocalyptic number.
12088790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12088790 is an abundant number, since it is smaller than the sum of its proper divisors (13224682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12088790 is a wasteful number, since it uses less digits than its factorization.
12088790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24692 (or 24685 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 35.
The square root of 12088790 is about 3476.8937286032. The cubic root of 12088790 is about 229.5061236288.
The spelling of 12088790 in words is "twelve million, eighty-eight thousand, seven hundred ninety".
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