Search a number
-
+
4999997211 = 311217978353
BaseRepresentation
bin1001010100000010…
…11110011100011011
3110220110101011201220
410222001132130123
540214444402321
62144051143123
7234622163226
oct45201363433
913813334656
104999997211
112136405a00
12b765a4aa3
13618b5a541
143560a05bd
151e3e559c6
hex12a05e71b

4999997211 has 48 divisors (see below), whose sum is σ = 7839794592. Its totient is φ = 2822307840.

The previous prime is 4999997207. The next prime is 4999997227. The reversal of 4999997211 is 1127999994.

It is not a de Polignac number, because 4999997211 - 22 = 4999997207 is a prime.

It is a super-3 number, since 3×49999972113 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (4999997251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 594411 + ... + 602763.

It is an arithmetic number, because the mean of its divisors is an integer number (163329054).

Almost surely, 24999997211 is an apocalyptic number.

4999997211 is a deficient number, since it is larger than the sum of its proper divisors (2839797381).

4999997211 is a wasteful number, since it uses less digits than its factorization.

4999997211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8492 (or 8481 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 60.

The square root of 4999997211 is about 70710.6583974439. The cubic root of 4999997211 is about 1709.9756287351.

The spelling of 4999997211 in words is "four billion, nine hundred ninety-nine million, nine hundred ninety-seven thousand, two hundred eleven".

Divisors: 1 3 11 17 33 51 97 121 187 291 363 561 1067 1649 2057 3201 4947 6171 8353 11737 18139 25059 35211 54417 91883 142001 199529 275649 426003 598587 810241 1010713 1562011 2430723 3032139 4686033 8912651 13774097 17182121 26737953 41322291 51546363 98039161 151515067 294117483 454545201 1666665737 4999997211