Base | Representation |
---|---|
bin | 101100010101… |
… | …1100111100010 |
3 | 1121202002100020 |
4 | 1120223213202 |
5 | 21422403310 |
6 | 2150134310 |
7 | 401412321 |
oct | 130534742 |
9 | 47662306 |
10 | 23247330 |
11 | 12139077 |
12 | 7951396 |
13 | 4a7c522 |
14 | 31320b8 |
15 | 2093170 |
hex | 162b9e2 |
23247330 has 64 divisors (see below), whose sum is σ = 59927040. Its totient is φ = 5750784.
The previous prime is 23247293. The next prime is 23247331. The reversal of 23247330 is 3374232.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 23247330.
It is not an unprimeable number, because it can be changed into a prime (23247331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40002 + ... + 40578.
It is an arithmetic number, because the mean of its divisors is an integer number (936360).
Almost surely, 223247330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23247330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29963520).
23247330 is an abundant number, since it is smaller than the sum of its proper divisors (36679710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23247330 is a wasteful number, since it uses less digits than its factorization.
23247330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 683.
The product of its (nonzero) digits is 3024, while the sum is 24.
The square root of 23247330 is about 4821.5485064448. The cubic root of 23247330 is about 285.4024477498.
The spelling of 23247330 in words is "twenty-three million, two hundred forty-seven thousand, three hundred thirty".
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