Base | Representation |
---|---|
bin | 10001101000111000101… |
… | …000110100010000010011 |
3 | 11021212201111022211102020 |
4 | 101220320220310100103 |
5 | 124324421014020423 |
6 | 2324502330022523 |
7 | 153400510340652 |
oct | 21507050642023 |
9 | 4255644284366 |
10 | 1212131001363 |
11 | 428075393a57 |
12 | 176b04277a43 |
13 | 8a3c3928a19 |
14 | 4294b6c7199 |
15 | 217e4bd64e3 |
hex | 11a38a34413 |
1212131001363 has 32 divisors (see below), whose sum is σ = 1640227184640. Its totient is φ = 796107929760.
The previous prime is 1212131001287. The next prime is 1212131001371. The reversal of 1212131001363 is 3631001312121.
It is not a de Polignac number, because 1212131001363 - 221 = 1212128904211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1212131001163) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 434298498 + ... + 434301288.
It is an arithmetic number, because the mean of its divisors is an integer number (51257099520).
Almost surely, 21212131001363 is an apocalyptic number.
1212131001363 is a deficient number, since it is larger than the sum of its proper divisors (428096183277).
1212131001363 is a wasteful number, since it uses less digits than its factorization.
1212131001363 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6239.
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 1212131001363 its reverse (3631001312121), we get a palindrome (4843132313484).
The spelling of 1212131001363 in words is "one trillion, two hundred twelve billion, one hundred thirty-one million, one thousand, three hundred sixty-three".
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