Base | Representation |
---|---|
bin | 11100110110000000… |
… | …10000100010010101 |
3 | 1110222012120202120111 |
4 | 32123000100202111 |
5 | 223203233004401 |
6 | 11040334403021 |
7 | 1055513023600 |
oct | 163300204225 |
9 | 43865522514 |
10 | 15485438101 |
11 | 6627142931 |
12 | 3002060471 |
13 | 15ca2a3033 |
14 | a6c8a9337 |
15 | 609752e51 |
hex | 39b010895 |
15485438101 has 12 divisors (see below), whose sum is σ = 18308982540. Its totient is φ = 13055636160.
The previous prime is 15485438071. The next prime is 15485438113. The reversal of 15485438101 is 10183458451.
It can be written as a sum of positive squares in 2 ways, for example, as 8654580900 + 6830857201 = 93030^2 + 82649^2 .
It is not a de Polignac number, because 15485438101 - 219 = 15484913813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15485438141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2587416 + ... + 2593393.
It is an arithmetic number, because the mean of its divisors is an integer number (1525748545).
Almost surely, 215485438101 is an apocalyptic number.
It is an amenable number.
15485438101 is a deficient number, since it is larger than the sum of its proper divisors (2823544439).
15485438101 is an equidigital number, since it uses as much as digits as its factorization.
15485438101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5180884 (or 5180877 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 40.
The spelling of 15485438101 in words is "fifteen billion, four hundred eighty-five million, four hundred thirty-eight thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •