Base | Representation |
---|---|
bin | 1110011011011… |
… | …01010110011111 |
3 | 22102202011122001 |
4 | 13031231112133 |
5 | 221441043033 |
6 | 20002103131 |
7 | 2666526136 |
oct | 715552637 |
9 | 272664561 |
10 | 121034143 |
11 | 6235881a |
12 | 3464aaa7 |
13 | 1c0c9849 |
14 | 1210891d |
15 | a95be7d |
hex | 736d59f |
121034143 has 8 divisors (see below), whose sum is σ = 121776560. Its totient is φ = 120294720.
The previous prime is 121034107. The next prime is 121034153. The reversal of 121034143 is 341430121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121034143 - 29 = 121033631 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121034143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121034153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220996 + ... + 221542.
It is an arithmetic number, because the mean of its divisors is an integer number (15222070).
Almost surely, 2121034143 is an apocalyptic number.
121034143 is a deficient number, since it is larger than the sum of its proper divisors (742417).
121034143 is an equidigital number, since it uses as much as digits as its factorization.
121034143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1497.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 121034143 is about 11001.5518450808. The cubic root of 121034143 is about 494.6552617855.
Adding to 121034143 its reverse (341430121), we get a palindrome (462464264).
It can be divided in two parts, 1210 and 34143, that added together give a palindrome (35353).
The spelling of 121034143 in words is "one hundred twenty-one million, thirty-four thousand, one hundred forty-three".
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