Base | Representation |
---|---|
bin | 101100010001… |
… | …1110011110000 |
3 | 1121200110110120 |
4 | 1120203303300 |
5 | 21420342334 |
6 | 2145330240 |
7 | 401220135 |
oct | 130436360 |
9 | 47613416 |
10 | 23215344 |
11 | 12117039 |
12 | 7936980 |
13 | 4a6aab9 |
14 | 312458c |
15 | 2088949 |
hex | 1623cf0 |
23215344 has 40 divisors (see below), whose sum is σ = 60388992. Its totient is φ = 7684800.
The previous prime is 23215327. The next prime is 23215351. The reversal of 23215344 is 44351232.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5647 + ... + 8849.
Almost surely, 223215344 is an apocalyptic number.
23215344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
23215344 is an abundant number, since it is smaller than the sum of its proper divisors (37173648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23215344 is a wasteful number, since it uses less digits than its factorization.
23215344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3365 (or 3359 counting only the distinct ones).
The product of its digits is 2880, while the sum is 24.
The square root of 23215344 is about 4818.2303805443. The cubic root of 23215344 is about 285.2714926006.
Adding to 23215344 its reverse (44351232), we get a palindrome (67566576).
It can be divided in two parts, 232 and 15344, that added together give a triangular number (15576 = T176).
The spelling of 23215344 in words is "twenty-three million, two hundred fifteen thousand, three hundred forty-four".
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