Base | Representation |
---|---|
bin | 10111101100101101… |
… | …10100110110111001 |
3 | 1012211200210010110021 |
4 | 23312112310312321 |
5 | 202024104112101 |
6 | 5502300250441 |
7 | 630201452035 |
oct | 136626646671 |
9 | 35750703407 |
10 | 12723113401 |
11 | 5439958459 |
12 | 2570b40a21 |
13 | 1279c0748b |
14 | 889a911c5 |
15 | 4e6eab5a1 |
hex | 2f65b4db9 |
12723113401 has 2 divisors, whose sum is σ = 12723113402. Its totient is φ = 12723113400.
The previous prime is 12723113383. The next prime is 12723113407. The reversal of 12723113401 is 10431132721.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12718426176 + 4687225 = 112776^2 + 2165^2 .
It is a cyclic number.
It is not a de Polignac number, because 12723113401 - 29 = 12723112889 is a prime.
It is a super-2 number, since 2×127231134012 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (12723113407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6361556700 + 6361556701.
It is an arithmetic number, because the mean of its divisors is an integer number (6361556701).
Almost surely, 212723113401 is an apocalyptic number.
It is an amenable number.
12723113401 is a deficient number, since it is larger than the sum of its proper divisors (1).
12723113401 is an equidigital number, since it uses as much as digits as its factorization.
12723113401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1008, while the sum is 25.
The spelling of 12723113401 in words is "twelve billion, seven hundred twenty-three million, one hundred thirteen thousand, four hundred one".
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