Base | Representation |
---|---|
bin | 101011110101… |
… | …1011010111100 |
3 | 1121020201122100 |
4 | 1113223122330 |
5 | 21341000010 |
6 | 2140345100 |
7 | 366235566 |
oct | 127533274 |
9 | 47221570 |
10 | 22984380 |
11 | 11a79561 |
12 | 7845190 |
13 | 49b9933 |
14 | 30a4336 |
15 | 20402c0 |
hex | 15eb6bc |
22984380 has 36 divisors (see below), whose sum is σ = 69719832. Its totient is φ = 6129120.
The previous prime is 22984307. The next prime is 22984397. The reversal of 22984380 is 8348922.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-3 number, since 3×229843803 (a number of 23 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63666 + ... + 64025.
It is an arithmetic number, because the mean of its divisors is an integer number (1936662).
Almost surely, 222984380 is an apocalyptic number.
22984380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22984380 is an abundant number, since it is smaller than the sum of its proper divisors (46735452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22984380 is a wasteful number, since it uses less digits than its factorization.
22984380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127706 (or 127701 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
The square root of 22984380 is about 4794.2027491544. The cubic root of 22984380 is about 284.3223048519.
The spelling of 22984380 in words is "twenty-two million, nine hundred eighty-four thousand, three hundred eighty".
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