Base | Representation |
---|---|
bin | 101011111101… |
… | …0001000000101 |
3 | 1121100210021012 |
4 | 1113322020011 |
5 | 21344411423 |
6 | 2141532005 |
7 | 366606314 |
oct | 127721005 |
9 | 47323235 |
10 | 23044613 |
11 | 1200a839 |
12 | 7874005 |
13 | 4a0b187 |
14 | 30bc27b |
15 | 2053078 |
hex | 15fa205 |
23044613 has 4 divisors (see below), whose sum is σ = 23063628. Its totient is φ = 23025600.
The previous prime is 23044607. The next prime is 23044621. The reversal of 23044613 is 31644032.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9042049 + 14002564 = 3007^2 + 3742^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23044613 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23044013) 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, 7556 + ... + 10157.
It is an arithmetic number, because the mean of its divisors is an integer number (5765907).
Almost surely, 223044613 is an apocalyptic number.
It is an amenable number.
23044613 is a deficient number, since it is larger than the sum of its proper divisors (19015).
23044613 is a wasteful number, since it uses less digits than its factorization.
23044613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19014.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 23044613 is about 4800.4804967836. The cubic root of 23044613 is about 284.5704537734.
Adding to 23044613 its reverse (31644032), we get a palindrome (54688645).
The spelling of 23044613 in words is "twenty-three million, forty-four thousand, six hundred thirteen".
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