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12368330 = 2513891069
BaseRepresentation
bin101111001011…
…100111001010
3212021101011022
4233023213022
511131241310
61121032442
7210062162
oct57134712
925241138
1012368330
116a88567
124185722
132740850
1418dd5a2
151144a55
hexbcb9ca

12368330 has 32 divisors (see below), whose sum is σ = 24267600. Its totient is φ = 4511232.

The previous prime is 12368329. The next prime is 12368357. The reversal of 12368330 is 3386321.

It can be written as a sum of positive squares in 8 ways, for example, as 1352569 + 11015761 = 1163^2 + 3319^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 12368330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11036 + ... + 12104.

Almost surely, 212368330 is an apocalyptic number.

12368330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12368330 is a deficient number, since it is larger than the sum of its proper divisors (11899270).

12368330 is a wasteful number, since it uses less digits than its factorization.

12368330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 12368330 is about 3516.8636595694. The cubic root of 12368330 is about 231.2616862855.

Subtracting from 12368330 its reverse (3386321), we obtain a square (8982009 = 29972).

The spelling of 12368330 in words is "twelve million, three hundred sixty-eight thousand, three hundred thirty".

Divisors: 1 2 5 10 13 26 65 89 130 178 445 890 1069 1157 2138 2314 5345 5785 10690 11570 13897 27794 69485 95141 138970 190282 475705 951410 1236833 2473666 6184165 12368330