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83276439 = 3180115413
BaseRepresentation
bin1001111011010…
…11001010010111
312210200212210120
410331223022113
5132304321224
612132523023
72030560311
oct475531227
9183625716
1083276439
1143009904
1223a80473
13143397cc
14b0ba7b1
15749e779
hex4f6b297

83276439 has 8 divisors (see below), whose sum is σ = 111104112. Its totient is φ = 55483200.

The previous prime is 83276357. The next prime is 83276441. The reversal of 83276439 is 93467238.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83276439 - 27 = 83276311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83276439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83276239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2304 + ... + 13109.

It is an arithmetic number, because the mean of its divisors is an integer number (13888014).

Almost surely, 283276439 is an apocalyptic number.

83276439 is a deficient number, since it is larger than the sum of its proper divisors (27827673).

83276439 is a wasteful number, since it uses less digits than its factorization.

83276439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17217.

The product of its digits is 217728, while the sum is 42.

The square root of 83276439 is about 9125.5925287074. The cubic root of 83276439 is about 436.6908061813.

The spelling of 83276439 in words is "eighty-three million, two hundred seventy-six thousand, four hundred thirty-nine".

Divisors: 1 3 1801 5403 15413 46239 27758813 83276439