Search a number
-
+
23146212 = 22331431447
BaseRepresentation
bin101100001001…
…0111011100100
31121112221122010
41120102323210
521411134322
62144034220
7400511445
oct130227344
947487563
1023146212
111207a101
127902970
134a454ab
1431072cc
15207320c
hex1612ee4

23146212 has 48 divisors (see below), whose sum is σ = 57085952. Its totient is φ = 7287840.

The previous prime is 23146177. The next prime is 23146217. The reversal of 23146212 is 21264132.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (23146217) 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, 15273 + ... + 16719.

Almost surely, 223146212 is an apocalyptic number.

It is an amenable number.

23146212 is an abundant number, since it is smaller than the sum of its proper divisors (33939740).

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

23146212 is a wasteful number, since it uses less digits than its factorization.

23146212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528 (or 1526 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 23146212 is about 4811.0510286215. The cubic root of 23146212 is about 284.9880450510.

The spelling of 23146212 in words is "twenty-three million, one hundred forty-six thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 31 43 62 86 93 124 129 172 186 258 372 516 1333 1447 2666 2894 3999 4341 5332 5788 7998 8682 15996 17364 44857 62221 89714 124442 134571 179428 186663 248884 269142 373326 538284 746652 1928851 3857702 5786553 7715404 11573106 23146212