Base | Representation |
---|---|
bin | 11100100010010011… |
… | …00100000011111100 |
3 | 1110112200110222111011 |
4 | 32101021210003330 |
5 | 222333421331322 |
6 | 11012111005004 |
7 | 1051434513526 |
oct | 162111440374 |
9 | 43480428434 |
10 | 15320105212 |
11 | 6551888885 |
12 | 2b76809764 |
13 | 15a1c66119 |
14 | a5494ca16 |
15 | 5e9e95677 |
hex | 3912640fc |
15320105212 has 12 divisors (see below), whose sum is σ = 26831971936. Its totient is φ = 7653827520.
The previous prime is 15320105209. The next prime is 15320105221. The reversal of 15320105212 is 21250102351.
It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.
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, 1550733 + ... + 1560580.
Almost surely, 215320105212 is an apocalyptic number.
It is an amenable number.
15320105212 is a deficient number, since it is larger than the sum of its proper divisors (11511866724).
15320105212 is a wasteful number, since it uses less digits than its factorization.
15320105212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3112548 (or 3112546 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 22.
Adding to 15320105212 its reverse (21250102351), we get a palindrome (36570207563).
The spelling of 15320105212 in words is "fifteen billion, three hundred twenty million, one hundred five thousand, two hundred twelve".
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