Base | Representation |
---|---|
bin | 1011010001110110000101… |
… | …1101101111111101000001 |
3 | 1121220112200100112001011002 |
4 | 2310131201131233331001 |
5 | 3111140132134201342 |
6 | 42213011342101345 |
7 | 2416646303552042 |
oct | 264354135577501 |
9 | 47815610461132 |
10 | 12401205772097 |
11 | 3a5135a3a566a |
12 | 148352a87a855 |
13 | 6bc575a9372c |
14 | 30c315d748c9 |
15 | 1678b55e4d32 |
hex | b476176ff41 |
12401205772097 has 4 divisors (see below), whose sum is σ = 12403178294016. Its totient is φ = 12399233250180.
The previous prime is 12401205772069. The next prime is 12401205772199. The reversal of 12401205772097 is 79027750210421.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12401205772097 - 226 = 12401138663233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12401205702097) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986251529 + ... + 986264102.
It is an arithmetic number, because the mean of its divisors is an integer number (3100794573504).
Almost surely, 212401205772097 is an apocalyptic number.
It is an amenable number.
12401205772097 is a deficient number, since it is larger than the sum of its proper divisors (1972521919).
12401205772097 is an equidigital number, since it uses as much as digits as its factorization.
12401205772097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1972521918.
The product of its (nonzero) digits is 493920, while the sum is 47.
The spelling of 12401205772097 in words is "twelve trillion, four hundred one billion, two hundred five million, seven hundred seventy-two thousand, ninety-seven".
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