Base | Representation |
---|---|
bin | 11110100100110001000… |
… | …11101100101011011101 |
3 | 10201102121100101100202101 |
4 | 33102120203230223131 |
5 | 114202442031440401 |
6 | 2122335120125101 |
7 | 135620102354335 |
oct | 17223043545335 |
9 | 3642540340671 |
10 | 1050531515101 |
11 | 375589720122 |
12 | 14b724a66791 |
13 | 780ac1a6133 |
14 | 38bbb5b40c5 |
15 | 1c4d7aec101 |
hex | f4988ecadd |
1050531515101 has 4 divisors (see below), whose sum is σ = 1060349566752. Its totient is φ = 1040713463452.
The previous prime is 1050531515083. The next prime is 1050531515107. The reversal of 1050531515101 is 1015151350501.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1050531515101 is a prime.
It is a super-2 number, since 2×10505315151012 (a number of 25 digits) contains 22 as substring.
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 1050531515101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1050531515107) 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, 4909025665 + ... + 4909025878.
It is an arithmetic number, because the mean of its divisors is an integer number (265087391688).
Almost surely, 21050531515101 is an apocalyptic number.
It is an amenable number.
1050531515101 is a deficient number, since it is larger than the sum of its proper divisors (9818051651).
1050531515101 is an equidigital number, since it uses as much as digits as its factorization.
1050531515101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9818051650.
The product of its (nonzero) digits is 1875, while the sum is 28.
Adding to 1050531515101 its reverse (1015151350501), we get a palindrome (2065682865602).
The spelling of 1050531515101 in words is "one trillion, fifty billion, five hundred thirty-one million, five hundred fifteen thousand, one hundred one".
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