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310042134 = 23321127211
BaseRepresentation
bin10010011110101…
…101111000010110
3210121101202212000
4102132231320112
51113332322014
650433140130
710453212633
oct2236557026
9717352760
10310042134
1114a013276
12879ba646
134c3058ac
142d26918a
151c344509
hex127ade16

310042134 has 32 divisors (see below), whose sum is σ = 692273280. Its totient is φ = 102853800.

The previous prime is 310042099. The next prime is 310042163. The reversal of 310042134 is 431240013.

310042134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3100421342 = 192252249710547912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2212 + ... + 24999.

It is an arithmetic number, because the mean of its divisors is an integer number (21633540).

Almost surely, 2310042134 is an apocalyptic number.

310042134 is an abundant number, since it is smaller than the sum of its proper divisors (382231146).

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

310042134 is a wasteful number, since it uses less digits than its factorization.

310042134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27433 (or 27427 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 310042134 is about 17608.0133462012. The cubic root of 310042134 is about 676.8206060448.

Adding to 310042134 its reverse (431240013), we get a palindrome (741282147).

The spelling of 310042134 in words is "three hundred ten million, forty-two thousand, one hundred thirty-four".

Divisors: 1 2 3 6 9 18 27 54 211 422 633 1266 1899 3798 5697 11394 27211 54422 81633 163266 244899 489798 734697 1469394 5741521 11483042 17224563 34449126 51673689 103347378 155021067 310042134