Search a number
-
+
4872998591 = 13213688871
BaseRepresentation
bin1001000100111010…
…00000111010111111
3110120121101222101022
410202131000322333
534434441423331
62123313134355
7231520542656
oct44235007277
913517358338
104872998591
112080753a6a
12b3bb5a3bb
135c8752c26
1434328219d
151d7c1b67b
hex122740ebf

4872998591 has 4 divisors (see below), whose sum is σ = 4876688784. Its totient is φ = 4869308400.

The previous prime is 4872998579. The next prime is 4872998597. The reversal of 4872998591 is 1958992784.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4872998591 - 210 = 4872997567 is a prime.

It is a super-2 number, since 2×48729985912 = 47492230535775970562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4872998597) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1843115 + ... + 1845756.

It is an arithmetic number, because the mean of its divisors is an integer number (1219172196).

Almost surely, 24872998591 is an apocalyptic number.

4872998591 is a deficient number, since it is larger than the sum of its proper divisors (3690193).

4872998591 is a wasteful number, since it uses less digits than its factorization.

4872998591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3690192.

The product of its digits is 13063680, while the sum is 62.

The square root of 4872998591 is about 69806.8663599792. The cubic root of 4872998591 is about 1695.3736486820.

The spelling of 4872998591 in words is "four billion, eight hundred seventy-two million, nine hundred ninety-eight thousand, five hundred ninety-one".

Divisors: 1 1321 3688871 4872998591