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6230820 = 2235113919
BaseRepresentation
bin10111110001001100100100
3102201120002010
4113301030210
53043341240
6341314220
7103650441
oct27611444
912646063
106230820
113576342
122105970
1313a209b
14b829c8
15831280
hex5f1324

6230820 has 48 divisors (see below), whose sum is σ = 17619840. Its totient is φ = 1645056.

The previous prime is 6230797. The next prime is 6230821. The reversal of 6230820 is 280326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6230821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6321 + ... + 7239.

It is an arithmetic number, because the mean of its divisors is an integer number (367080).

Almost surely, 26230820 is an apocalyptic number.

6230820 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6230820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8809920).

6230820 is an abundant number, since it is smaller than the sum of its proper divisors (11389020).

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

6230820 is a wasteful number, since it uses less digits than its factorization.

6230820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044 (or 1042 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 6230820 is about 2496.1610524964. The cubic root of 6230820 is about 184.0129559245.

The spelling of 6230820 in words is "six million, two hundred thirty thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 113 226 339 452 565 678 919 1130 1356 1695 1838 2260 2757 3390 3676 4595 5514 6780 9190 11028 13785 18380 27570 55140 103847 207694 311541 415388 519235 623082 1038470 1246164 1557705 2076940 3115410 6230820