Search a number
-
+
23730327 = 34379773
BaseRepresentation
bin101101010000…
…1100010010111
31122122121220000
41122201202113
522033332302
62204342343
7405463425
oct132414227
948577800
1023730327
1112438a45
127b449b3
134bbb31a
14321a115
15213b31c
hex16a1897

23730327 has 20 divisors (see below), whose sum is σ = 35588520. Its totient is φ = 15758064.

The previous prime is 23730299. The next prime is 23730359. The reversal of 23730327 is 72303732.

It is a happy number.

It is not a de Polignac number, because 23730327 - 215 = 23697559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 23730327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23731327) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30313 + ... + 31085.

It is an arithmetic number, because the mean of its divisors is an integer number (1779426).

Almost surely, 223730327 is an apocalyptic number.

23730327 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

23730327 is a deficient number, since it is larger than the sum of its proper divisors (11858193).

23730327 is an equidigital number, since it uses as much as digits as its factorization.

23730327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 27.

The square root of 23730327 is about 4871.3783470390. The cubic root of 23730327 is about 287.3654649687.

The spelling of 23730327 in words is "twenty-three million, seven hundred thirty thousand, three hundred twenty-seven".

Divisors: 1 3 9 27 81 379 773 1137 2319 3411 6957 10233 20871 30699 62613 292967 878901 2636703 7910109 23730327