Base | Representation |
---|---|
bin | 110000111010100110… |
… | …0011010110111001011 |
3 | 101001010210110110221102 |
4 | 1201311030122313023 |
5 | 3210113110431011 |
6 | 120131315332015 |
7 | 10406060132312 |
oct | 1416514326713 |
9 | 331123413842 |
10 | 105045405131 |
11 | 40605435707 |
12 | 184375b100b |
13 | 9ba0ba8174 |
14 | 5127181279 |
15 | 2aec15e73b |
hex | 187531adcb |
105045405131 has 8 divisors (see below), whose sum is σ = 105769701600. Its totient is φ = 104321366208.
The previous prime is 105045405103. The next prime is 105045405133. The reversal of 105045405131 is 131504540501.
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-105045405131 is a prime.
It is a super-2 number, since 2×1050454051312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 105045405094 and 105045405103.
It is not an unprimeable number, because it can be changed into a prime (105045405133) 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, 793370 + ... + 916256.
It is an arithmetic number, because the mean of its divisors is an integer number (13221212700).
Almost surely, 2105045405131 is an apocalyptic number.
105045405131 is a deficient number, since it is larger than the sum of its proper divisors (724296469).
105045405131 is a wasteful number, since it uses less digits than its factorization.
105045405131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128773.
The product of its (nonzero) digits is 6000, while the sum is 29.
Adding to 105045405131 its reverse (131504540501), we get a palindrome (236549945632).
The spelling of 105045405131 in words is "one hundred five billion, forty-five million, four hundred five thousand, one hundred thirty-one".
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