Search a number
4873638864 = 243487208489
BaseRepresentation
bin1001000100111110…
…11101001111010000
3110120122121111200010
410202133131033100
534440122420424
62123334554520
7231526150443
oct44237351720
913518544603
104873638864
112081051016
12b40208a40
135c89184a3
143433ab65a
151d7ce6229
hex1227dd3d0

4873638864 has 40 divisors (see below), whose sum is σ = 12616146880. Its totient is φ = 1621202688.

The previous prime is 4873638851. The next prime is 4873638899. The reversal of 4873638864 is 4688363784.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80869 + ... + 127620.

It is an arithmetic number, because the mean of its divisors is an integer number (315403672).

Almost surely, 24873638864 is an apocalyptic number.

It is an amenable number.

4873638864 is an abundant number, since it is smaller than the sum of its proper divisors (7742508016).

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

4873638864 is a wasteful number, since it uses less digits than its factorization.

4873638864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208987 (or 208981 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 57.

The square root of 4873638864 is about 69811.4522410185. The cubic root of 4873638864 is about 1695.4478982714.

The spelling of 4873638864 in words is "four billion, eight hundred seventy-three million, six hundred thirty-eight thousand, eight hundred sixty-four".