Search a number
-
+
12930174 = 232718343
BaseRepresentation
bin110001010100…
…110001111110
3220022220212100
4301110301332
511302231144
61141045530
7214622205
oct61246176
926286770
1012930174
1173316a4
1243b68a6
1328a94ba
141a0823c
151206269
hexc54c7e

12930174 has 12 divisors (see below), whose sum is σ = 28015416. Its totient is φ = 4310052.

The previous prime is 12930161. The next prime is 12930179. The reversal of 12930174 is 47103921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12930179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 359154 + ... + 359189.

It is an arithmetic number, because the mean of its divisors is an integer number (2334618).

Almost surely, 212930174 is an apocalyptic number.

12930174 is an abundant number, since it is smaller than the sum of its proper divisors (15085242).

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

12930174 is a wasteful number, since it uses less digits than its factorization.

12930174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718351 (or 718348 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 12930174 is about 3595.8551138776. The cubic root of 12930174 is about 234.7117274042.

It can be divided in two parts, 129 and 30174, that added together give a palindrome (30303).

The spelling of 12930174 in words is "twelve million, nine hundred thirty thousand, one hundred seventy-four".

Divisors: 1 2 3 6 9 18 718343 1436686 2155029 4310058 6465087 12930174