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13230010 = 251323001
BaseRepresentation
bin110010011101…
…111110111010
3220220011011101
4302131332322
511341330020
61151322014
7220311313
oct62357672
926804141
1013230010
1175169a2
12452030a
132982b11
141a8560a
15126500a
hexc9dfba

13230010 has 8 divisors (see below), whose sum is σ = 23814036. Its totient is φ = 5292000.

The previous prime is 13230001. The next prime is 13230013. The reversal of 13230010 is 1003231.

It can be written as a sum of positive squares in 2 ways, for example, as 11950849 + 1279161 = 3457^2 + 1131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 1323001 = 13230010 / (1 + 3 + 2 + 3 + 0 + 0 + 1 + 0).

It is not an unprimeable number, because it can be changed into a prime (13230013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661491 + ... + 661510.

Almost surely, 213230010 is an apocalyptic number.

13230010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13230010 is a deficient number, since it is larger than the sum of its proper divisors (10584026).

13230010 is a wasteful number, since it uses less digits than its factorization.

13230010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323008.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 13230010 is about 3637.3080705379. The cubic root of 13230010 is about 236.5121144830.

Adding to 13230010 its reverse (1003231), we get a palindrome (14233241).

The spelling of 13230010 in words is "thirteen million, two hundred thirty thousand, ten".

Divisors: 1 2 5 10 1323001 2646002 6615005 13230010