Base | Representation |
---|---|
bin | 11100010010011111… |
… | …100101010100111000 |
3 | 2220101212222220222001 |
4 | 130102133211110320 |
5 | 444202002242222 |
6 | 21542030310344 |
7 | 2123502403561 |
oct | 342237452470 |
9 | 86355886861 |
10 | 30375040312 |
11 | 11977a11401 |
12 | 5a786583b4 |
13 | 2b30ca7946 |
14 | 1682193168 |
15 | bcba0be27 |
hex | 7127e5538 |
30375040312 has 16 divisors (see below), whose sum is σ = 57506145840. Its totient is φ = 15040068096.
The previous prime is 30375040301. The next prime is 30375040379. The reversal of 30375040312 is 21304057303.
It is a congruent number.
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, 18430633 + ... + 18432280.
It is an arithmetic number, because the mean of its divisors is an integer number (3594134115).
Almost surely, 230375040312 is an apocalyptic number.
It is an amenable number.
30375040312 is a deficient number, since it is larger than the sum of its proper divisors (27131105528).
30375040312 is a wasteful number, since it uses less digits than its factorization.
30375040312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36863022 (or 36863018 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 28.
Adding to 30375040312 its reverse (21304057303), we get a palindrome (51679097615).
The spelling of 30375040312 in words is "thirty billion, three hundred seventy-five million, forty thousand, three hundred twelve".
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