Search a number
-
+
310124013 = 31717593457
BaseRepresentation
bin10010011111000…
…001110111101101
3210121112221011120
4102133001313231
51113342432023
650435011153
710454003433
oct2237016755
9717487146
10310124013
1114a069841
1287a39ab9
134c333c44
142d28ad53
151c35d8e3
hex127c1ded

310124013 has 16 divisors (see below), whose sum is σ = 438197760. Its totient is φ = 194420736.

The previous prime is 310124011. The next prime is 310124027. The reversal of 310124013 is 310421013.

It is not a de Polignac number, because 310124013 - 21 = 310124011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 310123983 and 310124001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310124011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87981 + ... + 91437.

It is an arithmetic number, because the mean of its divisors is an integer number (27387360).

Almost surely, 2310124013 is an apocalyptic number.

It is an amenable number.

310124013 is a deficient number, since it is larger than the sum of its proper divisors (128073747).

310124013 is a wasteful number, since it uses less digits than its factorization.

310124013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5236.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 310124013 is about 17610.3382420668. The cubic root of 310124013 is about 676.8801812989.

Adding to 310124013 its reverse (310421013), we get a palindrome (620545026).

The spelling of 310124013 in words is "three hundred ten million, one hundred twenty-four thousand, thirteen".

Divisors: 1 3 17 51 1759 3457 5277 10371 29903 58769 89709 176307 6080863 18242589 103374671 310124013