Search a number
-
+
30013033211 = 726316302571
BaseRepresentation
bin11011111100111010…
…101000101011111011
32212110122211001120122
4123330322220223323
5442431314030321
621442055243455
72111515400360
oct337472505373
985418731518
1030013033211
1111801636087
12599737958b
132aa3ca9465
14164a07c467
15ba9d508ab
hex6fcea8afb

30013033211 has 8 divisors (see below), whose sum is σ = 34431032064. Its totient is φ = 25627640040.

The previous prime is 30013033207. The next prime is 30013033217. The reversal of 30013033211 is 11233031003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30013033211 - 22 = 30013033207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30013033211.

It is not an unprimeable number, because it can be changed into a prime (30013033217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8149445 + ... + 8153126.

It is an arithmetic number, because the mean of its divisors is an integer number (4303879008).

Almost surely, 230013033211 is an apocalyptic number.

30013033211 is a deficient number, since it is larger than the sum of its proper divisors (4417998853).

30013033211 is a wasteful number, since it uses less digits than its factorization.

30013033211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16302841.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 30013033211 its reverse (11233031003), we get a palindrome (41246064214).

The spelling of 30013033211 in words is "thirty billion, thirteen million, thirty-three thousand, two hundred eleven".

Divisors: 1 7 263 1841 16302571 114117997 4287576173 30013033211