Base | Representation |
---|---|
bin | 11001001110000110… |
… | …01101010001101010 |
3 | 1021221122000000110000 |
4 | 30213003031101222 |
5 | 210212223212442 |
6 | 10115322203430 |
7 | 656351363310 |
oct | 144703152152 |
9 | 37848000400 |
10 | 13540054122 |
11 | 581900a081 |
12 | 275a653576 |
13 | 137a23c15a |
14 | 92638a0b0 |
15 | 543a7cd4c |
hex | 3270cd46a |
13540054122 has 80 divisors (see below), whose sum is σ = 35869743360. Its totient is φ = 3735178272.
The previous prime is 13540054117. The next prime is 13540054193. The reversal of 13540054122 is 22145004531.
13540054122 is a `hidden beast` number, since 135 + 400 + 5 + 4 + 122 = 666.
It is a super-4 number, since 4×135400541224 (a number of 42 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 172978 + ... + 238749.
It is an arithmetic number, because the mean of its divisors is an integer number (448371792).
Almost surely, 213540054122 is an apocalyptic number.
13540054122 is an abundant number, since it is smaller than the sum of its proper divisors (22329689238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13540054122 is a wasteful number, since it uses less digits than its factorization.
13540054122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 411777 (or 411768 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
Adding to 13540054122 its reverse (22145004531), we get a palindrome (35685058653).
The spelling of 13540054122 in words is "thirteen billion, five hundred forty million, fifty-four thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •