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12423232 = 26194113
BaseRepresentation
bin101111011001…
…000001000000
3212101011110201
4233121001000
511140020412
61122134544
7210411223
oct57310100
925334421
1012423232
117015838
1241b1454
13275c833
1419155ba
151155e57
hexbd9040

12423232 has 14 divisors (see below), whose sum is σ = 24652478. Its totient is φ = 6211584.

The previous prime is 12423211. The next prime is 12423233. The reversal of 12423232 is 23232421.

It can be written as a sum of positive squares in only one way, i.e., 9096256 + 3326976 = 3016^2 + 1824^2 .

It is not an unprimeable number, because it can be changed into a prime (12423233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96993 + ... + 97120.

Almost surely, 212423232 is an apocalyptic number.

It is an amenable number.

12423232 is a deficient number, since it is larger than the sum of its proper divisors (12229246).

12423232 is an equidigital number, since it uses as much as digits as its factorization.

12423232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194125 (or 194115 counting only the distinct ones).

The product of its digits is 576, while the sum is 19.

The square root of 12423232 is about 3524.6605510318. The cubic root of 12423232 is about 231.6033650924.

Adding to 12423232 its reverse (23232421), we get a palindrome (35655653).

The spelling of 12423232 in words is "twelve million, four hundred twenty-three thousand, two hundred thirty-two".

Divisors: 1 2 4 8 16 32 64 194113 388226 776452 1552904 3105808 6211616 12423232