Search a number
-
+
23086030 = 2511297237
BaseRepresentation
bin101100000010…
…0001111001110
31121102220002011
41120010033032
521402223110
62142451434
7400141132
oct130041716
947386064
1023086030
1112038970
127893b7a
134a23c96
1430cd3c2
15206048a
hex16043ce

23086030 has 32 divisors (see below), whose sum is σ = 46902240. Its totient is φ = 8104320.

The previous prime is 23086009. The next prime is 23086057. The reversal of 23086030 is 3068032.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 23085992 and 23086010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429 + ... + 6808.

It is an arithmetic number, because the mean of its divisors is an integer number (1465695).

Almost surely, 223086030 is an apocalyptic number.

23086030 is an abundant number, since it is smaller than the sum of its proper divisors (23816210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23086030 is a wasteful number, since it uses less digits than its factorization.

23086030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7284.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 23086030 is about 4804.7923992614. The cubic root of 23086030 is about 284.7408334436.

It can be divided in two parts, 2308 and 6030, that added together give a palindrome (8338).

The spelling of 23086030 in words is "twenty-three million, eighty-six thousand, thirty".

Divisors: 1 2 5 10 11 22 29 55 58 110 145 290 319 638 1595 3190 7237 14474 36185 72370 79607 159214 209873 398035 419746 796070 1049365 2098730 2308603 4617206 11543015 23086030