Base | Representation |
---|---|
bin | 11100001000110101… |
… | …111000000011110100 |
3 | 2212222121022010011002 |
4 | 130020311320003310 |
5 | 443334024041202 |
6 | 21514003502432 |
7 | 2116465133534 |
oct | 341065700364 |
9 | 85877263132 |
10 | 30213112052 |
11 | 118a45722a2 |
12 | 5a32387a18 |
13 | 2b065905c6 |
14 | 16688814c4 |
15 | bbc6c3302 |
hex | 708d780f4 |
30213112052 has 48 divisors (see below), whose sum is σ = 55782064128. Its totient is φ = 14299649280.
The previous prime is 30213111983. The next prime is 30213112063. The reversal of 30213112052 is 25021131203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2220173 + ... + 2233739.
It is an arithmetic number, because the mean of its divisors is an integer number (1162126336).
Almost surely, 230213112052 is an apocalyptic number.
It is an amenable number.
30213112052 is a deficient number, since it is larger than the sum of its proper divisors (25568952076).
30213112052 is a wasteful number, since it uses less digits than its factorization.
30213112052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14016 (or 14014 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
Adding to 30213112052 its reverse (25021131203), we get a palindrome (55234243255).
The spelling of 30213112052 in words is "thirty billion, two hundred thirteen million, one hundred twelve thousand, fifty-two".
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