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16024293 = 323748121
BaseRepresentation
bin111101001000…
…001011100101
31010011010012100
4331020023211
513100234133
61331242313
7253130025
oct75101345
933133170
1016024293
11905531a
125449399
13342093c
1421b1a85
151617e13
hexf482e5

16024293 has 12 divisors (see below), whose sum is σ = 23772268. Its totient is φ = 10393920.

The previous prime is 16024291. The next prime is 16024297. The reversal of 16024293 is 39242061.

16024293 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13089924 + 2934369 = 3618^2 + 1713^2 .

It is not a de Polignac number, because 16024293 - 21 = 16024291 is a prime.

It is a super-2 number, since 2×160242932 = 513555932299698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16024291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23728 + ... + 24393.

Almost surely, 216024293 is an apocalyptic number.

It is an amenable number.

16024293 is a deficient number, since it is larger than the sum of its proper divisors (7747975).

16024293 is a wasteful number, since it uses less digits than its factorization.

16024293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48164 (or 48161 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 16024293 is about 4003.0354732378. The cubic root of 16024293 is about 252.1116757484. Note that the first 3 decimals are identical.

The spelling of 16024293 in words is "sixteen million, twenty-four thousand, two hundred ninety-three".

Divisors: 1 3 9 37 111 333 48121 144363 433089 1780477 5341431 16024293