Search a number
-
+
22233131300 = 2252297666597
BaseRepresentation
bin10100101101001100…
…101010100100100100
32010101110120002111102
4110231030222210210
5331013140200200
614114101055232
71414646332532
oct245514524444
963343502442
1022233131300
11947a028686
1243859b7518
1321342395c3
14110cb09152
158a1d2e6d5
hex52d32a924

22233131300 has 36 divisors (see below), whose sum is σ = 49909552980. Its totient is φ = 8586587520.

The previous prime is 22233131299. The next prime is 22233131321. The reversal of 22233131300 is 313133222.

It can be written as a sum of positive squares in 6 ways, for example, as 492218596 + 21740912704 = 22186^2 + 147448^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3830399 + ... + 3836198.

Almost surely, 222233131300 is an apocalyptic number.

22233131300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22233131300 is an abundant number, since it is smaller than the sum of its proper divisors (27676421680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22233131300 is a wasteful number, since it uses less digits than its factorization.

22233131300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7666640 (or 7666633 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22233131300 its reverse (313133222), we get a palindrome (22546264522).

The spelling of 22233131300 in words is "twenty-two billion, two hundred thirty-three million, one hundred thirty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 29 50 58 100 116 145 290 580 725 1450 2900 7666597 15333194 30666388 38332985 76665970 153331940 191664925 222331313 383329850 444662626 766659700 889325252 1111656565 2223313130 4446626260 5558282825 11116565650 22233131300