Base | Representation |
---|---|
bin | 101011011001… |
… | …0111000111110 |
3 | 1120210222000102 |
4 | 1112302320332 |
5 | 21311042310 |
6 | 2131401102 |
7 | 364252532 |
oct | 126627076 |
9 | 46728012 |
10 | 22752830 |
11 | 119305a1 |
12 | 7753192 |
13 | 4938419 |
14 | 3043bc2 |
15 | 1ee68a5 |
hex | 15b2e3e |
22752830 has 8 divisors (see below), whose sum is σ = 40955112. Its totient is φ = 9101128.
The previous prime is 22752799. The next prime is 22752833. The reversal of 22752830 is 3825722.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 22752793 and 22752802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22752833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137632 + ... + 1137651.
It is an arithmetic number, because the mean of its divisors is an integer number (5119389).
Almost surely, 222752830 is an apocalyptic number.
22752830 is a deficient number, since it is larger than the sum of its proper divisors (18202282).
22752830 is a wasteful number, since it uses less digits than its factorization.
22752830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2275290.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 22752830 is about 4769.9926624682. The cubic root of 22752830 is about 283.3643041885.
The spelling of 22752830 in words is "twenty-two million, seven hundred fifty-two thousand, eight hundred thirty".
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