Base | Representation |
---|---|
bin | 101011111011… |
… | …1011010000111 |
3 | 1121100012222211 |
4 | 1113313122013 |
5 | 21344032404 |
6 | 2141404251 |
7 | 366532000 |
oct | 127673207 |
9 | 47305884 |
10 | 23033479 |
11 | 12002437 |
12 | 7869687 |
13 | 4a060a1 |
14 | 30b81a7 |
15 | 204eb04 |
hex | 15f7687 |
23033479 has 8 divisors (see below), whose sum is σ = 26861600. Its totient is φ = 19742688.
The previous prime is 23033473. The next prime is 23033489. The reversal of 23033479 is 97433032.
23033479 is nontrivially palindromic in base 12.
It is a de Polignac number, because none of the positive numbers 2k-23033479 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23033479.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23033473) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33234 + ... + 33919.
It is an arithmetic number, because the mean of its divisors is an integer number (3357700).
Almost surely, 223033479 is an apocalyptic number.
23033479 is a deficient number, since it is larger than the sum of its proper divisors (3828121).
23033479 is an frugal number, since it uses more digits than its factorization.
23033479 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67174 (or 67160 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 31.
The square root of 23033479 is about 4799.3206810964. The cubic root of 23033479 is about 284.5246163386.
The spelling of 23033479 in words is "twenty-three million, thirty-three thousand, four hundred seventy-nine".
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