Search a number
-
+
16715230 = 257238789
BaseRepresentation
bin111111110000…
…110111011110
31011110012222121
4333300313132
513234341410
61354133154
7262035310
oct77606736
934405877
1016715230
119487444
1257211ba
13360328c
1423117b0
1517029da
hexff0dde

16715230 has 16 divisors (see below), whose sum is σ = 34385760. Its totient is φ = 5730912.

The previous prime is 16715203. The next prime is 16715239. The reversal of 16715230 is 3251761.

It is a junction number, because it is equal to n+sod(n) for n = 16715195 and 16715204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16715239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119325 + ... + 119464.

It is an arithmetic number, because the mean of its divisors is an integer number (2149110).

Almost surely, 216715230 is an apocalyptic number.

16715230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16715230 is an abundant number, since it is smaller than the sum of its proper divisors (17670530).

16715230 is a wasteful number, since it uses less digits than its factorization.

16715230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238803.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 16715230 is about 4088.4263476306. The cubic root of 16715230 is about 255.6843338216.

Adding to 16715230 its reverse (3251761), we get a palindrome (19966991).

The spelling of 16715230 in words is "sixteen million, seven hundred fifteen thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 238789 477578 1193945 1671523 2387890 3343046 8357615 16715230