Search a number
-
+
16015068 = 2232444863
BaseRepresentation
bin111101000101…
…111011011100
31010010122112200
4331011323130
513044440233
61331131500
7253061106
oct75057334
933118480
1016015068
1190493a3
125443b90
133419694
1421ac576
151615313
hexf45edc

16015068 has 18 divisors (see below), whose sum is σ = 40482624. Its totient is φ = 5338344.

The previous prime is 16015067. The next prime is 16015073. The reversal of 16015068 is 86051061.

16015068 = T272 + T273 + ... + T487.

16015068 is a `hidden beast` number, since 1 + 601 + 50 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16015067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222396 + ... + 222467.

Almost surely, 216015068 is an apocalyptic number.

16015068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16015068 is an abundant number, since it is smaller than the sum of its proper divisors (24467556).

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

16015068 is a wasteful number, since it uses less digits than its factorization.

16015068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444873 (or 444868 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 16015068 is about 4001.8830567622. The cubic root of 16015068 is about 252.0632872038.

The spelling of 16015068 in words is "sixteen million, fifteen thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 444863 889726 1334589 1779452 2669178 4003767 5338356 8007534 16015068