Base | Representation |
---|---|
bin | 101100011010… |
… | …1110011000101 |
3 | 1121211012112122 |
4 | 1120311303011 |
5 | 21430222104 |
6 | 2151055325 |
7 | 401645021 |
oct | 130656305 |
9 | 47735478 |
10 | 23289029 |
11 | 12167435 |
12 | 7971545 |
13 | 4a954ba |
14 | 3143381 |
15 | 20a06be |
hex | 1635cc5 |
23289029 has 4 divisors (see below), whose sum is σ = 24040320. Its totient is φ = 22537740.
The previous prime is 23289023. The next prime is 23289037. The reversal of 23289029 is 92098232.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23289029 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 23289029.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23289023) 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 3 ways as a sum of consecutive naturals, for example, 375599 + ... + 375660.
It is an arithmetic number, because the mean of its divisors is an integer number (6010080).
Almost surely, 223289029 is an apocalyptic number.
It is an amenable number.
23289029 is a deficient number, since it is larger than the sum of its proper divisors (751291).
23289029 is an equidigital number, since it uses as much as digits as its factorization.
23289029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 751290.
The product of its (nonzero) digits is 15552, while the sum is 35.
The square root of 23289029 is about 4825.8708022491. The cubic root of 23289029 is about 285.5729890277.
The spelling of 23289029 in words is "twenty-three million, two hundred eighty-nine thousand, twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •