Search a number
-
+
4987076589438 = 232273661583399
BaseRepresentation
bin100100010010010010011…
…1011011011011101111110
3122122202111221102211220120
41020210210323123131332
51123202013101330223
614335010434555410
71023206256404256
oct110444473333576
918582457384816
104987076589438
1116530097a3969
12686641a38b66
132a238282a478
14133539276966
1589ad2d9cbe3
hex48924edb77e

4987076589438 has 16 divisors (see below), whose sum is σ = 10018092182400. Its totient is φ = 1655035695896.

The previous prime is 4987076589433. The next prime is 4987076589479. The reversal of 4987076589438 is 8349856707894.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4987076589433) 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, 1830790338 + ... + 1830793061.

It is an arithmetic number, because the mean of its divisors is an integer number (626130761400).

Almost surely, 24987076589438 is an apocalyptic number.

4987076589438 is an abundant number, since it is smaller than the sum of its proper divisors (5031015592962).

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

4987076589438 is a wasteful number, since it uses less digits than its factorization.

4987076589438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661583631.

The product of its (nonzero) digits is 2926264320, while the sum is 78.

The spelling of 4987076589438 in words is "four trillion, nine hundred eighty-seven billion, seventy-six million, five hundred eighty-nine thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 227 454 681 1362 3661583399 7323166798 10984750197 21969500394 831179431573 1662358863146 2493538294719 4987076589438