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23055033 = 337229907
BaseRepresentation
bin101011111110…
…0101010111001
31121101022120010
41113330222321
521400230113
62142052133
7366651561
oct127745271
947338503
1023055033
1112017651
12787a049
134a12b41
1430c1da1
1520561c3
hex15fcab9

23055033 has 16 divisors (see below), whose sum is σ = 31743680. Its totient is φ = 14872896.

The previous prime is 23055023. The next prime is 23055047. The reversal of 23055033 is 33055032.

It is not a de Polignac number, because 23055033 - 28 = 23054777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23055013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24966 + ... + 25872.

It is an arithmetic number, because the mean of its divisors is an integer number (1983980).

Almost surely, 223055033 is an apocalyptic number.

It is an amenable number.

23055033 is a deficient number, since it is larger than the sum of its proper divisors (8688647).

23055033 is a wasteful number, since it uses less digits than its factorization.

23055033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176.

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 23055033 is about 4801.5656821499. The cubic root of 23055033 is about 284.6133383775.

Subtracting 23055033 from its reverse (33055032), we obtain a palindrome (9999999).

The spelling of 23055033 in words is "twenty-three million, fifty-five thousand, thirty-three".

Divisors: 1 3 37 111 229 687 907 2721 8473 25419 33559 100677 207703 623109 7685011 23055033