Base | Representation |
---|---|
bin | 11100010001100111… |
… | …000011011101000001 |
3 | 2220100212010001101100 |
4 | 130101213003131001 |
5 | 444134204042010 |
6 | 21540340525013 |
7 | 2123232424215 |
oct | 342147033501 |
9 | 86325101340 |
10 | 30360221505 |
11 | 1196a60a859 |
12 | 5a736b0769 |
13 | 2b2abb9913 |
14 | 1680216945 |
15 | bca5812c0 |
hex | 7119c3741 |
30360221505 has 48 divisors (see below), whose sum is σ = 55522696320. Its totient is φ = 15304287744.
The previous prime is 30360221491. The next prime is 30360221519. The reversal of 30360221505 is 50512206303.
30360221505 is a `hidden beast` number, since 3 + 0 + 3 + 602 + 2 + 1 + 50 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (30360221491) and next prime (30360221519).
It is not a de Polignac number, because 30360221505 - 27 = 30360221377 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 329212 + ... + 411218.
It is an arithmetic number, because the mean of its divisors is an integer number (1156722840).
Almost surely, 230360221505 is an apocalyptic number.
It is an amenable number.
30360221505 is a deficient number, since it is larger than the sum of its proper divisors (25162474815).
30360221505 is a wasteful number, since it uses less digits than its factorization.
30360221505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82470 (or 82467 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
Adding to 30360221505 its reverse (50512206303), we get a palindrome (80872427808).
The spelling of 30360221505 in words is "thirty billion, three hundred sixty million, two hundred twenty-one thousand, five hundred five".
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