Search a number
-
+
30220710207 = 310073570069
BaseRepresentation
bin11100001001010010…
…110111000100111111
32220000010121010212020
4130021102313010333
5443343000211312
621514434411223
72116616540562
oct341122670477
986003533766
1030220710207
11118a8891966
125a34a30b13
132b08020b5c
14166989c4d9
15bbd1c478c
hex7094b713f

30220710207 has 4 divisors (see below), whose sum is σ = 40294280280. Its totient is φ = 20147140136.

The previous prime is 30220710133. The next prime is 30220710209. The reversal of 30220710207 is 70201702203.

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 30220710207 - 28 = 30220709951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30220710209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5036785032 + ... + 5036785037.

It is an arithmetic number, because the mean of its divisors is an integer number (10073570070).

Almost surely, 230220710207 is an apocalyptic number.

30220710207 is a deficient number, since it is larger than the sum of its proper divisors (10073570073).

30220710207 is a wasteful number, since it uses less digits than its factorization.

30220710207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10073570072.

The product of its (nonzero) digits is 1176, while the sum is 24.

The spelling of 30220710207 in words is "thirty billion, two hundred twenty million, seven hundred ten thousand, two hundred seven".

Divisors: 1 3 10073570069 30220710207