Base | Representation |
---|---|
bin | 11011111110000011… |
… | …110011010000011110 |
3 | 2212111222220111100000 |
4 | 123332003303100132 |
5 | 443001221304042 |
6 | 21444022315130 |
7 | 2112140412240 |
oct | 337603632036 |
9 | 85458814300 |
10 | 30032213022 |
11 | 11811446169 |
12 | 59a1888aa6 |
13 | 2aa7c63466 |
14 | 164c832090 |
15 | bab88d74c |
hex | 6fe0f341e |
30032213022 has 96 divisors (see below), whose sum is σ = 81656370432. Its totient is φ = 8075873664.
The previous prime is 30032213009. The next prime is 30032213027. The reversal of 30032213022 is 22031223003.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 30032212986 and 30032213004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30032213027) 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, 201808 + ... + 317475.
It is an arithmetic number, because the mean of its divisors is an integer number (850587192).
Almost surely, 230032213022 is an apocalyptic number.
30032213022 is an abundant number, since it is smaller than the sum of its proper divisors (51624157410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30032213022 is a wasteful number, since it uses less digits than its factorization.
30032213022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 519324 (or 519312 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 30032213022 its reverse (22031223003), we get a palindrome (52063436025).
The spelling of 30032213022 in words is "thirty billion, thirty-two million, two hundred thirteen thousand, twenty-two".
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