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16052439 = 313523787
BaseRepresentation
bin111101001111…
…000011010111
31010012112210210
4331033003113
513102134224
61332020503
7253305054
oct75170327
933175723
1016052439
119074487
125461733
1334306b0
1421bc02b
151621429
hexf4f0d7

16052439 has 16 divisors (see below), whose sum is σ = 23123072. Its totient is φ = 9847008.

The previous prime is 16052429. The next prime is 16052479. The reversal of 16052439 is 93425061.

It is not a de Polignac number, because 16052439 - 24 = 16052423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16052429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20004 + ... + 20790.

It is an arithmetic number, because the mean of its divisors is an integer number (1445192).

Almost surely, 216052439 is an apocalyptic number.

16052439 is a deficient number, since it is larger than the sum of its proper divisors (7070633).

16052439 is a wasteful number, since it uses less digits than its factorization.

16052439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 16052439 is about 4006.5495129850. The cubic root of 16052439 is about 252.2591972793.

The spelling of 16052439 in words is "sixteen million, fifty-two thousand, four hundred thirty-nine".

Divisors: 1 3 13 39 523 787 1569 2361 6799 10231 20397 30693 411601 1234803 5350813 16052439