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345316260 = 223519302909
BaseRepresentation
bin10100100101010…
…001101110100100
3220001202212212010
4110211101232210
51201400110020
654133154220
711362065642
oct2445215644
9801685763
10345316260
11167a16243
129778b970
1356706363
1433c0c192
15204b0de0
hex14951ba4

345316260 has 48 divisors (see below), whose sum is σ = 1017777600. Its totient is φ = 87237504.

The previous prime is 345316229. The next prime is 345316261. The reversal of 345316260 is 62613543.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (345316261) 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 15 ways as a sum of consecutive naturals, for example, 150315 + ... + 152594.

It is an arithmetic number, because the mean of its divisors is an integer number (21203700).

Almost surely, 2345316260 is an apocalyptic number.

345316260 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345316260 is an abundant number, since it is smaller than the sum of its proper divisors (672461340).

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

345316260 is a wasteful number, since it uses less digits than its factorization.

345316260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302940 (or 302938 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 345316260 is about 18582.6871038609. The cubic root of 345316260 is about 701.5721534792.

The spelling of 345316260 in words is "three hundred forty-five million, three hundred sixteen thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 380 570 1140 302909 605818 908727 1211636 1514545 1817454 3029090 3634908 4543635 5755271 6058180 9087270 11510542 17265813 18174540 23021084 28776355 34531626 57552710 69063252 86329065 115105420 172658130 345316260