Search a number
-
+
310113230 = 25715129339
BaseRepresentation
bin10010011110111…
…111001111001110
3210121112101101012
4102132333033032
51113342110410
650434445222
710453630130
oct2236771716
9717471335
10310113230
1114a061729
1287a33812
134c32c06b
142d287050
151c35a605
hex127bf3ce

310113230 has 32 divisors (see below), whose sum is σ = 642193920. Its totient is φ = 105616800.

The previous prime is 310113227. The next prime is 310113239. The reversal of 310113230 is 32311013.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310113239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4100 + ... + 25239.

It is an arithmetic number, because the mean of its divisors is an integer number (20068560).

Almost surely, 2310113230 is an apocalyptic number.

310113230 is an abundant number, since it is smaller than the sum of its proper divisors (332080690).

310113230 is a wasteful number, since it uses less digits than its factorization.

310113230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29504.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 310113230 is about 17610.0320840139. The cubic root of 310113230 is about 676.8723361754.

Adding to 310113230 its reverse (32311013), we get a palindrome (342424243).

The spelling of 310113230 in words is "three hundred ten million, one hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 151 302 755 1057 1510 2114 5285 10570 29339 58678 146695 205373 293390 410746 1026865 2053730 4430189 8860378 22150945 31011323 44301890 62022646 155056615 310113230