Search a number
-
+
16108768 = 251338723
BaseRepresentation
bin111101011100…
…110011100000
31010022102002001
4331130303200
513110440033
61333133344
7253631224
oct75346340
933272061
1016108768
119102835
12548a254
133450220
1421d4784
151632e7d
hexf5cce0

16108768 has 24 divisors (see below), whose sum is σ = 34154568. Its totient is φ = 7434624.

The previous prime is 16108759. The next prime is 16108769. The reversal of 16108768 is 86780161.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16108769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18946 + ... + 19777.

It is an arithmetic number, because the mean of its divisors is an integer number (1423107).

Almost surely, 216108768 is an apocalyptic number.

It is an amenable number.

16108768 is an abundant number, since it is smaller than the sum of its proper divisors (18045800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16108768 is a wasteful number, since it uses less digits than its factorization.

16108768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38746 (or 38738 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 16108768 is about 4013.5729718045. The cubic root of 16108768 is about 252.5539171859.

The spelling of 16108768 in words is "sixteen million, one hundred eight thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 416 38723 77446 154892 309784 503399 619568 1006798 1239136 2013596 4027192 8054384 16108768