Search a number
-
+
22202310213 = 324752487731
BaseRepresentation
bin10100101011010111…
…000101111001000101
32010022022120012220200
4110223113011321011
5330432242411323
614111040321113
71414123344246
oct245327057105
963268505820
1022202310213
119463697306
124377613199
13212aa37985
1411089a4ccd
1589e292443
hex52b5c5e45

22202310213 has 12 divisors (see below), whose sum is σ = 32752344768. Its totient is φ = 14486613480.

The previous prime is 22202310107. The next prime is 22202310223. The reversal of 22202310213 is 31201320222.

22202310213 is a `hidden beast` number, since 2 + 220 + 231 + 0 + 213 = 666.

It is not a de Polignac number, because 22202310213 - 210 = 22202309189 is a prime.

It is a super-3 number, since 3×222023102133 (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202310223) 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, 26243443 + ... + 26244288.

It is an arithmetic number, because the mean of its divisors is an integer number (2729362064).

Almost surely, 222202310213 is an apocalyptic number.

It is an amenable number.

22202310213 is a deficient number, since it is larger than the sum of its proper divisors (10550034555).

22202310213 is a wasteful number, since it uses less digits than its factorization.

22202310213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52487784 (or 52487781 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22202310213 its reverse (31201320222), we get a palindrome (53403630435).

The spelling of 22202310213 in words is "twenty-two billion, two hundred two million, three hundred ten thousand, two hundred thirteen".

Divisors: 1 3 9 47 141 423 52487731 157463193 472389579 2466923357 7400770071 22202310213