Base | Representation |
---|---|
bin | 11011100111000110100110… |
… | …111100000001101000011001 |
3 | 120220222000102220100111020102 |
4 | 123213012212330001220121 |
5 | 111404040133221103420 |
6 | 1110134110501105145 |
7 | 34402226624364605 |
oct | 3347064674015031 |
9 | 526860386314212 |
10 | 121434411112985 |
11 | 35769054314a53 |
12 | 117529766b81b5 |
13 | 529b2a624cc59 |
14 | 21db657892505 |
15 | e08bc37c0a75 |
hex | 6e71a6f01a19 |
121434411112985 has 32 divisors (see below), whose sum is σ = 158048068413312. Its totient is φ = 89212312949760.
The previous prime is 121434411112981. The next prime is 121434411112997. The reversal of 121434411112985 is 589211114434121.
It is not a de Polignac number, because 121434411112985 - 22 = 121434411112981 is a prime.
It is a super-2 number, since 2×1214344111129852 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121434411112981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14080526 + ... + 21003095.
It is an arithmetic number, because the mean of its divisors is an integer number (4939002137916).
Almost surely, 2121434411112985 is an apocalyptic number.
It is an amenable number.
121434411112985 is a deficient number, since it is larger than the sum of its proper divisors (36613657300327).
121434411112985 is a wasteful number, since it uses less digits than its factorization.
121434411112985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35084633.
The product of its digits is 276480, while the sum is 47.
The spelling of 121434411112985 in words is "one hundred twenty-one trillion, four hundred thirty-four billion, four hundred eleven million, one hundred twelve thousand, nine hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •