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23033012 = 225758253
BaseRepresentation
bin101011111011…
…1010010110100
31121100012100112
41113313102310
521344024022
62141402152
7366530432
oct127672264
947305315
1023033012
1112002052
127869358
134a05b02
1430b7d52
15204e8e2
hex15f74b4

23033012 has 6 divisors (see below), whose sum is σ = 40307778. Its totient is φ = 11516504.

The previous prime is 23032991. The next prime is 23033027. The reversal of 23033012 is 21033032.

It can be written as a sum of positive squares in only one way, i.e., 18887716 + 4145296 = 4346^2 + 2036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2879123 + ... + 2879130.

It is an arithmetic number, because the mean of its divisors is an integer number (6717963).

Almost surely, 223033012 is an apocalyptic number.

It is an amenable number.

23033012 is a deficient number, since it is larger than the sum of its proper divisors (17274766).

23033012 is a wasteful number, since it uses less digits than its factorization.

23033012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5758257 (or 5758255 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 23033012 is about 4799.2720281309. The cubic root of 23033012 is about 284.5226934290.

Adding to 23033012 its reverse (21033032), we get a palindrome (44066044).

The spelling of 23033012 in words is "twenty-three million, thirty-three thousand, twelve".

Divisors: 1 2 4 5758253 11516506 23033012