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80863048 = 2374333581
BaseRepresentation
bin1001101000111…
…01111101001000
312122011021020201
410310131331020
5131200104143
612005101544
72001216220
oct464357510
9178137221
1080863048
1141710672
12230b78b4
13139a3176
14aa4d080
15717464d
hex4d1df48

80863048 has 32 divisors (see below), whose sum is σ = 177312960. Its totient is φ = 33848640.

The previous prime is 80863039. The next prime is 80863051. The reversal of 80863048 is 84036808.

It is a junction number, because it is equal to n+sod(n) for n = 80862998 and 80863016.

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, 14383 + ... + 19198.

It is an arithmetic number, because the mean of its divisors is an integer number (5541030).

Almost surely, 280863048 is an apocalyptic number.

It is an amenable number.

80863048 is an abundant number, since it is smaller than the sum of its proper divisors (96449912).

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

80863048 is a wasteful number, since it uses less digits than its factorization.

80863048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33637 (or 33633 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 80863048 is about 8992.3883368102. The cubic root of 80863048 is about 432.4308829598.

The spelling of 80863048 in words is "eighty million, eight hundred sixty-three thousand, forty-eight".

Divisors: 1 2 4 7 8 14 28 43 56 86 172 301 344 602 1204 2408 33581 67162 134324 235067 268648 470134 940268 1443983 1880536 2887966 5775932 10107881 11551864 20215762 40431524 80863048