Base | Representation |
---|---|
bin | 11001110101101011… |
… | …11011110111001010 |
3 | 1022210202211200011011 |
4 | 30322311323313022 |
5 | 211402230303432 |
6 | 10212303354134 |
7 | 1000523032222 |
oct | 147265736712 |
9 | 38722750134 |
10 | 13872119242 |
11 | 59794a4563 |
12 | 28318b294a |
13 | 1400c85ba7 |
14 | 958509082 |
15 | 562cc2847 |
hex | 33ad7bdca |
13872119242 has 16 divisors (see below), whose sum is σ = 20873975112. Its totient is φ = 6914154240.
The previous prime is 13872119213. The next prime is 13872119249. The reversal of 13872119242 is 24291127831.
It can be written as a sum of positive squares in 4 ways, for example, as 10436869921 + 3435249321 = 102161^2 + 58611^2 .
It is a junction number, because it is equal to n+sod(n) for n = 13872119195 and 13872119204.
It is not an unprimeable number, because it can be changed into a prime (13872119249) 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, 1200838 + ... + 1212334.
Almost surely, 213872119242 is an apocalyptic number.
13872119242 is a deficient number, since it is larger than the sum of its proper divisors (7001855870).
13872119242 is a wasteful number, since it uses less digits than its factorization.
13872119242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13353.
The product of its digits is 48384, while the sum is 40.
The spelling of 13872119242 in words is "thirteen billion, eight hundred seventy-two million, one hundred nineteen thousand, two hundred forty-two".
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