Search a number
-
+
13832023 = 128310781
BaseRepresentation
bin110100110000…
…111101010111
3222000201222011
4310300331113
512020111043
61212245051
7225366412
oct64607527
928021864
1013832023
117898227
124770787
132b33b3a
141ba0b79
15133359d
hexd30f57

13832023 has 4 divisors (see below), whose sum is σ = 13844088. Its totient is φ = 13819960.

The previous prime is 13832011. The next prime is 13832041. The reversal of 13832023 is 32023831.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13832023 - 221 = 11734871 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 13831985 and 13832003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13832123) 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, 4108 + ... + 6673.

It is an arithmetic number, because the mean of its divisors is an integer number (3461022).

Almost surely, 213832023 is an apocalyptic number.

13832023 is a deficient number, since it is larger than the sum of its proper divisors (12065).

13832023 is a wasteful number, since it uses less digits than its factorization.

13832023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12064.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 13832023 is about 3719.1427775766. The cubic root of 13832023 is about 240.0464204190.

Adding to 13832023 its reverse (32023831), we get a palindrome (45855854).

The spelling of 13832023 in words is "thirteen million, eight hundred thirty-two thousand, twenty-three".

Divisors: 1 1283 10781 13832023