Base | Representation |
---|---|
bin | 1011000110010100100100… |
… | …1100100100110101011001 |
3 | 1121012121200002101221201021 |
4 | 2301211021030210311121 |
5 | 3044414203402340210 |
6 | 41542030404522441 |
7 | 2366440263361546 |
oct | 261451114446531 |
9 | 47177602357637 |
10 | 12203230121305 |
11 | 39853a72a1a43 |
12 | 14510990b0421 |
13 | 6a69b4c95832 |
14 | 3028d4a89bcd |
15 | 162679c42bda |
hex | b1949324d59 |
12203230121305 has 32 divisors (see below), whose sum is σ = 14862853209600. Its totient is φ = 9617688928512.
The previous prime is 12203230121293. The next prime is 12203230121333. The reversal of 12203230121305 is 50312103230221.
It is a cyclic number.
It is not a de Polignac number, because 12203230121305 - 211 = 12203230119257 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12203230121305.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169493344 + ... + 169565326.
It is an arithmetic number, because the mean of its divisors is an integer number (464464162800).
Almost surely, 212203230121305 is an apocalyptic number.
It is an amenable number.
12203230121305 is a deficient number, since it is larger than the sum of its proper divisors (2659623088295).
12203230121305 is a wasteful number, since it uses less digits than its factorization.
12203230121305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73873.
The product of its (nonzero) digits is 2160, while the sum is 25.
Adding to 12203230121305 its reverse (50312103230221), we get a palindrome (62515333351526).
The spelling of 12203230121305 in words is "twelve trillion, two hundred three billion, two hundred thirty million, one hundred twenty-one thousand, three hundred five".
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