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84906260 = 2254245313
BaseRepresentation
bin1010000111110…
…01000100010100
312220202200111022
411003321010110
5133214000020
612231500312
72050456055
oct503710424
9186680438
1084906260
1143a2236a
1224527698
131478a5ba
14b3c272c
1576c2625
hex50f9114

84906260 has 12 divisors (see below), whose sum is σ = 178303188. Its totient is φ = 33962496.

The previous prime is 84906259. The next prime is 84906293. The reversal of 84906260 is 6260948.

It can be written as a sum of positive squares in 2 ways, for example, as 31382404 + 53523856 = 5602^2 + 7316^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84906260.

It is a congruent number.

It is an unprimeable number.

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, 2122637 + ... + 2122676.

It is an arithmetic number, because the mean of its divisors is an integer number (14858599).

Almost surely, 284906260 is an apocalyptic number.

It is an amenable number.

84906260 is an abundant number, since it is smaller than the sum of its proper divisors (93396928).

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

84906260 is a wasteful number, since it uses less digits than its factorization.

84906260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245322 (or 4245320 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 84906260 is about 9214.4592896165. The cubic root of 84906260 is about 439.5212768554.

The spelling of 84906260 in words is "eighty-four million, nine hundred six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 4245313 8490626 16981252 21226565 42453130 84906260