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23050033 = 54742139
BaseRepresentation
bin101011111101…
…1011100110001
31121101001200221
41113323130301
521400100113
62142013041
7366631156
oct127733461
947331627
1023050033
1112013916
127877181
134a10796
1430c022d
15205498d
hex15fb731

23050033 has 4 divisors (see below), whose sum is σ = 23092720. Its totient is φ = 23007348.

The previous prime is 23050031. The next prime is 23050039. The reversal of 23050033 is 33005032.

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 not a de Polignac number, because 23050033 - 21 = 23050031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23049989 and 23050016.

It is not an unprimeable number, because it can be changed into a prime (23050031) 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, 20523 + ... + 21616.

It is an arithmetic number, because the mean of its divisors is an integer number (5773180).

Almost surely, 223050033 is an apocalyptic number.

It is an amenable number.

23050033 is a deficient number, since it is larger than the sum of its proper divisors (42687).

23050033 is an equidigital number, since it uses as much as digits as its factorization.

23050033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42686.

The product of its (nonzero) digits is 270, while the sum is 16.

The square root of 23050033 is about 4801.0449904161. The cubic root of 23050033 is about 284.5927619654.

Adding to 23050033 its reverse (33005032), we get a palindrome (56055065).

The spelling of 23050033 in words is "twenty-three million, fifty thousand, thirty-three".

Divisors: 1 547 42139 23050033