Base | Representation |
---|---|
bin | 11100001000001000… |
… | …100000110010001001 |
3 | 2212221202220221122100 |
4 | 130020020200302021 |
5 | 443323003021413 |
6 | 21512500544013 |
7 | 2116262064522 |
oct | 341010406211 |
9 | 85852827570 |
10 | 30201220233 |
11 | 1189888a848 |
12 | 5a2a3b2009 |
13 | 2b03c88922 |
14 | 1667067849 |
15 | bbb624a73 |
hex | 708220c89 |
30201220233 has 24 divisors (see below), whose sum is σ = 46501270400. Its totient is φ = 18832997664.
The previous prime is 30201220219. The next prime is 30201220267. The reversal of 30201220233 is 33202210203.
It is a happy number.
It is not a de Polignac number, because 30201220233 - 25 = 30201220201 is a prime.
It is a super-2 number, since 2×302012202332 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30201220033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1104310 + ... + 1131327.
Almost surely, 230201220233 is an apocalyptic number.
It is an amenable number.
30201220233 is a deficient number, since it is larger than the sum of its proper divisors (16300050167).
30201220233 is a wasteful number, since it uses less digits than its factorization.
30201220233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2235741 (or 2235738 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 30201220233 its reverse (33202210203), we get a palindrome (63403430436).
The spelling of 30201220233 in words is "thirty billion, two hundred one million, two hundred twenty thousand, two hundred thirty-three".
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