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6230340 = 2232534613
BaseRepresentation
bin10111110001000101000100
3102201112102100
4113301011010
53043332330
6341312100
7103646154
oct27610504
912645370
106230340
113575a46
122105630
1313a1abc
14b82764
15831060
hex5f1144

6230340 has 36 divisors (see below), whose sum is σ = 18899244. Its totient is φ = 1661376.

The previous prime is 6230317. The next prime is 6230351. The reversal of 6230340 is 430326.

6230340 is a `hidden beast` number, since 623 + 0 + 3 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2286144 + 3944196 = 1512^2 + 1986^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17127 + ... + 17486.

It is an arithmetic number, because the mean of its divisors is an integer number (524979).

Almost surely, 26230340 is an apocalyptic number.

6230340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6230340 is an abundant number, since it is smaller than the sum of its proper divisors (12668904).

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

6230340 is a wasteful number, since it uses less digits than its factorization.

6230340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34628 (or 34623 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 6230340 is about 2496.0649030023. The cubic root of 6230340 is about 184.0082305707.

Adding to 6230340 its reverse (430326), we get a palindrome (6660666).

The spelling of 6230340 in words is "six million, two hundred thirty thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 34613 69226 103839 138452 173065 207678 311517 346130 415356 519195 623034 692260 1038390 1246068 1557585 2076780 3115170 6230340