Search a number
-
+
38822896780 = 22514711319609
BaseRepresentation
bin100100001010000001…
…100110010010001100
310201012122010111102221
4210022001212102030
51114002130144110
625500205225124
72543032114663
oct441201462214
9121178114387
1038822896780
1115512570a68
1276358621a4
133879246b95
141c4411bdda
1510234c07da
hex90a06648c

38822896780 has 24 divisors (see below), whose sum is σ = 81583568640. Its totient is φ = 15518590080.

The previous prime is 38822896771. The next prime is 38822896781. The reversal of 38822896780 is 8769822883.

It is not an unprimeable number, because it can be changed into a prime (38822896781) 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, 630385 + ... + 689224.

It is an arithmetic number, because the mean of its divisors is an integer number (3399315360).

Almost surely, 238822896780 is an apocalyptic number.

It is an amenable number.

38822896780 is an abundant number, since it is smaller than the sum of its proper divisors (42760671860).

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

38822896780 is a wasteful number, since it uses less digits than its factorization.

38822896780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321089 (or 1321087 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 61.

The spelling of 38822896780 in words is "thirty-eight billion, eight hundred twenty-two million, eight hundred ninety-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 1471 2942 5884 7355 14710 29420 1319609 2639218 5278436 6598045 13196090 26392180 1941144839 3882289678 7764579356 9705724195 19411448390 38822896780