Base | Representation |
---|---|
bin | 11100001001011000… |
… | …011010010111001110 |
3 | 2220000020100002002021 |
4 | 130021120122113032 |
5 | 443343333243304 |
6 | 21514525520354 |
7 | 2116635111355 |
oct | 341130322716 |
9 | 86006302067 |
10 | 30222165454 |
11 | 118a9696248 |
12 | 5a354130ba |
13 | 2b08410350 |
14 | 1669b5a99c |
15 | bbd3b0a54 |
hex | 70961a5ce |
30222165454 has 32 divisors (see below), whose sum is σ = 49405061664. Its totient is φ = 13782648960.
The previous prime is 30222165419. The next prime is 30222165509. The reversal of 30222165454 is 45456122203.
It is a super-2 number, since 2×302221654542 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712564 + ... + 753784.
It is an arithmetic number, because the mean of its divisors is an integer number (1543908177).
Almost surely, 230222165454 is an apocalyptic number.
30222165454 is a deficient number, since it is larger than the sum of its proper divisors (19182896210).
30222165454 is a wasteful number, since it uses less digits than its factorization.
30222165454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41572.
The product of its (nonzero) digits is 57600, while the sum is 34.
Adding to 30222165454 its reverse (45456122203), we get a palindrome (75678287657).
The spelling of 30222165454 in words is "thirty billion, two hundred twenty-two million, one hundred sixty-five thousand, four hundred fifty-four".
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