Base | Representation |
---|---|
bin | 111110101101011… |
… | …111010100001111 |
3 | 2201022201211112102 |
4 | 332231133110033 |
5 | 4123320042033 |
6 | 252222225315 |
7 | 35033543225 |
oct | 7655372417 |
9 | 2638654472 |
10 | 1052112143 |
11 | 49a987475 |
12 | 25442523b |
13 | 139c84a84 |
14 | 9da34b15 |
15 | 62576de8 |
hex | 3eb5f50f |
1052112143 has 4 divisors (see below), whose sum is σ = 1062326928. Its totient is φ = 1041897360.
The previous prime is 1052112119. The next prime is 1052112157. The reversal of 1052112143 is 3412112501.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1052112143 - 216 = 1052046607 is a prime.
It is a super-2 number, since 2×10521121432 = 2213879922896104898, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1052112163) 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, 5107238 + ... + 5107443.
It is an arithmetic number, because the mean of its divisors is an integer number (265581732).
Almost surely, 21052112143 is an apocalyptic number.
1052112143 is a deficient number, since it is larger than the sum of its proper divisors (10214785).
1052112143 is a wasteful number, since it uses less digits than its factorization.
1052112143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10214784.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 1052112143 is about 32436.2781927890. The cubic root of 1052112143 is about 1017.0774160524.
Adding to 1052112143 its reverse (3412112501), we get a palindrome (4464224644).
The spelling of 1052112143 in words is "one billion, fifty-two million, one hundred twelve thousand, one hundred forty-three".
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