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23132030 = 2537101619
BaseRepresentation
bin101100000111…
…1011101111110
31121112020011212
41120033131332
521410211110
62143444422
7400422215
oct130173576
947466155
1023132030
111206a489
1278b6712
134a3bbbc
14310207c
15206de05
hex160f77e

23132030 has 32 divisors (see below), whose sum is σ = 43256160. Its totient is φ = 8899200.

The previous prime is 23132029. The next prime is 23132041. The reversal of 23132030 is 3023132.

It is a junction number, because it is equal to n+sod(n) for n = 23131996 and 23132014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37061 + ... + 37679.

It is an arithmetic number, because the mean of its divisors is an integer number (1351755).

Almost surely, 223132030 is an apocalyptic number.

23132030 is a deficient number, since it is larger than the sum of its proper divisors (20124130).

23132030 is a wasteful number, since it uses less digits than its factorization.

23132030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764.

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

The square root of 23132030 is about 4809.5769044688. The cubic root of 23132030 is about 284.9298278043.

Adding to 23132030 its reverse (3023132), we get a palindrome (26155162).

The spelling of 23132030 in words is "twenty-three million, one hundred thirty-two thousand, thirty".

Divisors: 1 2 5 10 37 74 101 185 202 370 505 619 1010 1238 3095 3737 6190 7474 18685 22903 37370 45806 62519 114515 125038 229030 312595 625190 2313203 4626406 11566015 23132030