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12300630 = 2352317827
BaseRepresentation
bin101110111011…
…000101010110
3212010221021220
4232323011112
511122110010
61115351210
7206360616
oct56730526
925127256
1012300630
116a41711
124152506
132718aa4
1418c2a46
15112e970
hexbbb156

12300630 has 32 divisors (see below), whose sum is σ = 30806784. Its totient is φ = 3137376.

The previous prime is 12300593. The next prime is 12300637. The reversal of 12300630 is 3600321.

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 (12300637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8224 + ... + 9603.

It is an arithmetic number, because the mean of its divisors is an integer number (962712).

Almost surely, 212300630 is an apocalyptic number.

12300630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12300630 is an abundant number, since it is smaller than the sum of its proper divisors (18506154).

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

12300630 is a wasteful number, since it uses less digits than its factorization.

12300630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17860.

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

The square root of 12300630 is about 3507.2253990869. The cubic root of 12300630 is about 230.8389649939.

Adding to 12300630 its reverse (3600321), we get a palindrome (15900951).

The spelling of 12300630 in words is "twelve million, three hundred thousand, six hundred thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 17827 35654 53481 89135 106962 178270 267405 410021 534810 820042 1230063 2050105 2460126 4100210 6150315 12300630