Base | Representation |
---|---|
bin | 10001101010000100100… |
… | …010000111100110101001 |
3 | 11022000000020021211000110 |
4 | 101222010202013212221 |
5 | 124340023001022100 |
6 | 2325232533324533 |
7 | 153444201330531 |
oct | 21520442074651 |
9 | 4260006254013 |
10 | 1213404314025 |
11 | 428669113672 |
12 | 1771ba796749 |
13 | 8a56767b777 |
14 | 42a2c85c4c1 |
15 | 2186b8a4250 |
hex | 11a848879a9 |
1213404314025 has 24 divisors (see below), whose sum is σ = 2026843891744. Its totient is φ = 640477324800.
The previous prime is 1213404313973. The next prime is 1213404314027. The reversal of 1213404314025 is 5204134043121.
It is not a de Polignac number, because 1213404314025 - 210 = 1213404313001 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1213404313983 and 1213404314001.
It is not an unprimeable number, because it can be changed into a prime (1213404314027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83388211 + ... + 83402760.
Almost surely, 21213404314025 is an apocalyptic number.
1213404314025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1213404314025 is a deficient number, since it is larger than the sum of its proper divisors (813439577719).
1213404314025 is a wasteful number, since it uses less digits than its factorization.
1213404314025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166791081 (or 166791076 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
Adding to 1213404314025 its reverse (5204134043121), we get a palindrome (6417538357146).
The spelling of 1213404314025 in words is "one trillion, two hundred thirteen billion, four hundred four million, three hundred fourteen thousand, twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •