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16052540 = 2257114661
BaseRepresentation
bin111101001111…
…000100111100
31010012112221112
4331033010330
513102140130
61332021152
7253305260
oct75170474
933175845
1016052540
119074569
1254617b8
13343075a
1421bc0a0
151621495
hexf4f13c

16052540 has 24 divisors (see below), whose sum is σ = 38526432. Its totient is φ = 5503680.

The previous prime is 16052537. The next prime is 16052579. The reversal of 16052540 is 4525061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57191 + ... + 57470.

It is an arithmetic number, because the mean of its divisors is an integer number (1605268).

Almost surely, 216052540 is an apocalyptic number.

16052540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16052540 is an abundant number, since it is smaller than the sum of its proper divisors (22473892).

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

16052540 is a wasteful number, since it uses less digits than its factorization.

16052540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114677 (or 114675 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 16052540 is about 4006.5621173270. The cubic root of 16052540 is about 252.2597263396.

The spelling of 16052540 in words is "sixteen million, fifty-two thousand, five hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 114661 229322 458644 573305 802627 1146610 1605254 2293220 3210508 4013135 8026270 16052540