Search a number
-
+
2888472942 = 2321011588819
BaseRepresentation
bin1010110000101010…
…1001100101101110
321110022011121222100
42230022221211232
521403422113232
61154341555530
7131402420625
oct25412514556
97408147870
102888472942
111252516523
12687415ba6
133705660b4
141d58946bc
1511d8b3c7c
hexac2a996e

2888472942 has 24 divisors (see below), whose sum is σ = 6320325960. Its totient is φ = 953290800.

The previous prime is 2888472913. The next prime is 2888472943. The reversal of 2888472942 is 2492748882.

2888472942 is a `hidden beast` number, since 2 + 8 + 88 + 472 + 94 + 2 = 666.

2888472942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×28884729422 = 16686551873332270728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2888472943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 792592 + ... + 796227.

It is an arithmetic number, because the mean of its divisors is an integer number (263346915).

Almost surely, 22888472942 is an apocalyptic number.

2888472942 is an abundant number, since it is smaller than the sum of its proper divisors (3431853018).

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

2888472942 is a wasteful number, since it uses less digits than its factorization.

2888472942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588928 (or 1588925 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 54.

The square root of 2888472942 is about 53744.5154597192. The cubic root of 2888472942 is about 1424.1512034741.

The spelling of 2888472942 in words is "two billion, eight hundred eighty-eight million, four hundred seventy-two thousand, nine hundred forty-two".

Divisors: 1 2 3 6 9 18 101 202 303 606 909 1818 1588819 3177638 4766457 9532914 14299371 28598742 160470719 320941438 481412157 962824314 1444236471 2888472942