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310130130 = 23571145601
BaseRepresentation
bin10010011111000…
…011010111010010
3210121120020120010
4102133003113102
51113343131010
650435055350
710454030322
oct2237032722
9717506503
10310130130
1114a0733a2
1287a41556
134c33696b
142d28d282
151c360620
hex127c35d2

310130130 has 32 divisors (see below), whose sum is σ = 754800768. Its totient is φ = 81536000.

The previous prime is 310130113. The next prime is 310130143. The reversal of 310130130 is 31031013.

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, 70671 + ... + 74930.

It is an arithmetic number, because the mean of its divisors is an integer number (23587524).

Almost surely, 2310130130 is an apocalyptic number.

310130130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

310130130 is an abundant number, since it is smaller than the sum of its proper divisors (444670638).

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

310130130 is a wasteful number, since it uses less digits than its factorization.

310130130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145682.

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 310130130 is about 17610.5119176019. The cubic root of 310130130 is about 676.8846316141.

Adding to 310130130 its reverse (31031013), we get a palindrome (341161143).

The spelling of 310130130 in words is "three hundred ten million, one hundred thirty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 145601 291202 436803 728005 873606 1456010 2184015 4368030 10337671 20675342 31013013 51688355 62026026 103376710 155065065 310130130