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6231030 = 2351321229
BaseRepresentation
bin10111110001001111110110
3102201120100220
4113301033312
53043343110
6341315210
7103651161
oct27611766
912646326
106231030
113576513
122105b06
1313a2200
14b82ad8
15831370
hex5f13f6

6231030 has 48 divisors (see below), whose sum is σ = 16206480. Its totient is φ = 1532544.

The previous prime is 6231011. The next prime is 6231037. The reversal of 6231030 is 301326.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6231037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4456 + ... + 5684.

It is an arithmetic number, because the mean of its divisors is an integer number (337635).

Almost surely, 26231030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6231030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8103240).

6231030 is an abundant number, since it is smaller than the sum of its proper divisors (9975450).

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

6231030 is a wasteful number, since it uses less digits than its factorization.

6231030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265 (or 1252 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 6231030 is about 2496.2031167355. The cubic root of 6231030 is about 184.0150231905.

Adding to 6231030 its reverse (301326), we get a palindrome (6532356).

It can be divided in two parts, 623 and 1030, that added together give a triangular number (1653 = T57).

The spelling of 6231030 in words is "six million, two hundred thirty-one thousand, thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 169 195 338 390 507 845 1014 1229 1690 2458 2535 3687 5070 6145 7374 12290 15977 18435 31954 36870 47931 79885 95862 159770 207701 239655 415402 479310 623103 1038505 1246206 2077010 3115515 6231030