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83014160 = 2451037677
BaseRepresentation
bin1001111001010…
…11001000010000
312210012120000112
410330223020100
5132222423120
612123140452
72025415535
oct474531020
9183176015
1083014160
114294a849
1223974728
1314277308
14b04cd8c
15744bbc5
hex4f2b210

83014160 has 20 divisors (see below), whose sum is σ = 193008108. Its totient is φ = 33205632.

The previous prime is 83014159. The next prime is 83014163. The reversal of 83014160 is 6141038.

It can be written as a sum of positive squares in 2 ways, for example, as 13191424 + 69822736 = 3632^2 + 8356^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (83014163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518759 + ... + 518918.

Almost surely, 283014160 is an apocalyptic number.

83014160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

83014160 is an abundant number, since it is smaller than the sum of its proper divisors (109993948).

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

83014160 is a wasteful number, since it uses less digits than its factorization.

83014160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037690 (or 1037684 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 83014160 is about 9111.2106769627. The cubic root of 83014160 is about 436.2318717272.

Adding to 83014160 its reverse (6141038), we get a palindrome (89155198).

The spelling of 83014160 in words is "eighty-three million, fourteen thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 1037677 2075354 4150708 5188385 8301416 10376770 16602832 20753540 41507080 83014160