Search a number
-
+
23075033 = 148915497
BaseRepresentation
bin101100000000…
…1100011011001
31121102022222212
41120001203121
521401400113
62142324505
7400064102
oct130014331
947368885
1023075033
1112030683
127889735
134a1bc87
1430c93a9
15205c0a8
hex16018d9

23075033 has 4 divisors (see below), whose sum is σ = 23092020. Its totient is φ = 23058048.

The previous prime is 23075023. The next prime is 23075051. The reversal of 23075033 is 33057032.

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 14992384 + 8082649 = 3872^2 + 2843^2 .

It is a cyclic number.

It is not a de Polignac number, because 23075033 - 214 = 23058649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23075023) 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, 6260 + ... + 9237.

It is an arithmetic number, because the mean of its divisors is an integer number (5773005).

Almost surely, 223075033 is an apocalyptic number.

It is an amenable number.

23075033 is a deficient number, since it is larger than the sum of its proper divisors (16987).

23075033 is a wasteful number, since it uses less digits than its factorization.

23075033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16986.

The product of its (nonzero) digits is 1890, while the sum is 23.

The square root of 23075033 is about 4803.6478846810. The cubic root of 23075033 is about 284.6956142891.

The spelling of 23075033 in words is "twenty-three million, seventy-five thousand, thirty-three".

Divisors: 1 1489 15497 23075033