Base | Representation |
---|---|
bin | 101001110111111… |
… | …0110100001110101 |
3 | 10121220212002102200 |
4 | 1103233312201311 |
5 | 10334143144140 |
6 | 351231055113 |
7 | 46550516364 |
oct | 12357664165 |
9 | 3556762380 |
10 | 1405053045 |
11 | 661130170 |
12 | 332671499 |
13 | 19512a746 |
14 | d48697db |
15 | 83542030 |
hex | 53bf6875 |
1405053045 has 48 divisors (see below), whose sum is σ = 2748470400. Its totient is φ = 657740160.
The previous prime is 1405053031. The next prime is 1405053061. The reversal of 1405053045 is 5403505041.
1405053045 is a `hidden beast` number, since 1 + 40 + 50 + 530 + 45 = 666.
It is not a de Polignac number, because 1405053045 - 24 = 1405053029 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34585 + ... + 63294.
It is an arithmetic number, because the mean of its divisors is an integer number (57259800).
Almost surely, 21405053045 is an apocalyptic number.
1405053045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1405053045 is a deficient number, since it is larger than the sum of its proper divisors (1343417355).
1405053045 is a wasteful number, since it uses less digits than its factorization.
1405053045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97930 (or 97927 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The square root of 1405053045 is about 37484.0372025213. The cubic root of 1405053045 is about 1120.0332273837.
Adding to 1405053045 its reverse (5403505041), we get a palindrome (6808558086).
The spelling of 1405053045 in words is "one billion, four hundred five million, fifty-three thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •