Base | Representation |
---|---|
bin | 100010000100001… |
… | …0101000100001001 |
3 | 2221122211011001002 |
4 | 1010020111010021 |
5 | 4320104042441 |
6 | 305231104345 |
7 | 40216425665 |
oct | 10410250411 |
9 | 2848734032 |
10 | 1143034121 |
11 | 5372384a9 |
12 | 27a9720b5 |
13 | 152a6a568 |
14 | abb418a5 |
15 | 6a536b9b |
hex | 44215109 |
1143034121 has 8 divisors (see below), whose sum is σ = 1174244904. Its totient is φ = 1111982080.
The previous prime is 1143034103. The next prime is 1143034133. The reversal of 1143034121 is 1214303411.
It can be written as a sum of positive squares in 4 ways, for example, as 209120521 + 933913600 = 14461^2 + 30560^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1143034121 is a prime.
It is a super-3 number, since 3×11430341213 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1143034093 and 1143034102.
It is not an unprimeable number, because it can be changed into a prime (1143034141) 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, 25016 + ... + 53961.
It is an arithmetic number, because the mean of its divisors is an integer number (146780613).
Almost surely, 21143034121 is an apocalyptic number.
It is an amenable number.
1143034121 is a deficient number, since it is larger than the sum of its proper divisors (31210783).
1143034121 is an equidigital number, since it uses as much as digits as its factorization.
1143034121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79371.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 1143034121 is about 33808.7876298456. The cubic root of 1143034121 is about 1045.5698824580.
Adding to 1143034121 its reverse (1214303411), we get a palindrome (2357337532).
The spelling of 1143034121 in words is "one billion, one hundred forty-three million, thirty-four thousand, one hundred twenty-one".
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