Base | Representation |
---|---|
bin | 11011111110000000… |
… | …010111000111100100 |
3 | 2212111221012200110002 |
4 | 123332000113013210 |
5 | 443001003430312 |
6 | 21443551120432 |
7 | 2112126635351 |
oct | 337600270744 |
9 | 85457180402 |
10 | 30031311332 |
11 | 1181098a770 |
12 | 59a1513118 |
13 | 2aa7a08c09 |
14 | 164c679628 |
15 | bab7614c2 |
hex | 6fe0171e4 |
30031311332 has 12 divisors (see below), whose sum is σ = 57332503536. Its totient is φ = 13650596040.
The previous prime is 30031311329. The next prime is 30031311377. The reversal of 30031311332 is 23311313003.
It is a super-2 number, since 2×300313113322 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341264858 + ... + 341264945.
It is an arithmetic number, because the mean of its divisors is an integer number (4777708628).
Almost surely, 230031311332 is an apocalyptic number.
It is an amenable number.
30031311332 is a deficient number, since it is larger than the sum of its proper divisors (27301192204).
30031311332 is a wasteful number, since it uses less digits than its factorization.
30031311332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682529818 (or 682529816 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 30031311332 its reverse (23311313003), we get a palindrome (53342624335).
The spelling of 30031311332 in words is "thirty billion, thirty-one million, three hundred eleven thousand, three hundred thirty-two".
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