Base | Representation |
---|---|
bin | 1011001100100010010100… |
… | …1111111101101011000111 |
3 | 1121120211021011001100100122 |
4 | 2303020211033331223013 |
5 | 3103141340302241403 |
6 | 42103045251532155 |
7 | 2410240206565550 |
oct | 263104517755307 |
9 | 47524234040318 |
10 | 12310001212103 |
11 | 3a16707843851 |
12 | 14699165ba05b |
13 | 6b3a9c54157a |
14 | 307b430bb327 |
15 | 16532862b838 |
hex | b32253fdac7 |
12310001212103 has 16 divisors (see below), whose sum is σ = 15680143077120. Its totient is φ = 9408085842816.
The previous prime is 12310001212097. The next prime is 12310001212111. The reversal of 12310001212103 is 30121210001321.
It is a cyclic number.
It is not a de Polignac number, because 12310001212103 - 214 = 12310001195719 is a prime.
It is a super-2 number, since 2×123100012121032 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12310001212193) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2722244801 + ... + 2722249322.
It is an arithmetic number, because the mean of its divisors is an integer number (980008942320).
Almost surely, 212310001212103 is an apocalyptic number.
12310001212103 is a deficient number, since it is larger than the sum of its proper divisors (3370141865017).
12310001212103 is a wasteful number, since it uses less digits than its factorization.
12310001212103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5444494166.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 12310001212103 its reverse (30121210001321), we get a palindrome (42431211213424).
The spelling of 12310001212103 in words is "twelve trillion, three hundred ten billion, one million, two hundred twelve thousand, one hundred three".
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