Search a number
-
+
82480255 = 51121310487
BaseRepresentation
bin1001110101010…
…00110001111111
312202012102122021
410322220301333
5132103332010
612103501011
72021033134
oct472506177
9182172567
1082480255
1142615700
1223757767
131411b2b0
14ad5058b
1573938da
hex4ea8c7f

82480255 has 24 divisors (see below), whose sum is σ = 117171936. Its totient is φ = 55366080.

The previous prime is 82480193. The next prime is 82480267. The reversal of 82480255 is 55208428.

It is not a de Polignac number, because 82480255 - 29 = 82479743 is a prime.

It is a super-3 number, since 3×824802553 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82480255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2622 + ... + 13108.

It is an arithmetic number, because the mean of its divisors is an integer number (4882164).

Almost surely, 282480255 is an apocalyptic number.

82480255 is a deficient number, since it is larger than the sum of its proper divisors (34691681).

82480255 is a wasteful number, since it uses less digits than its factorization.

82480255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10527 (or 10516 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 34.

The square root of 82480255 is about 9081.8640707731. The cubic root of 82480255 is about 435.2946521768.

The spelling of 82480255 in words is "eighty-two million, four hundred eighty thousand, two hundred fifty-five".

Divisors: 1 5 11 13 55 65 121 143 605 715 1573 7865 10487 52435 115357 136331 576785 681655 1268927 1499641 6344635 7498205 16496051 82480255