Base | Representation |
---|---|
bin | 11001001011111111… |
… | …00110100111110000 |
3 | 1021220101122122110110 |
4 | 30211333212213300 |
5 | 210143204112034 |
6 | 10113450301320 |
7 | 656044632606 |
oct | 144577464760 |
9 | 37811578413 |
10 | 13522332144 |
11 | 580a005312 |
12 | 2754727840 |
13 | 1376675889 |
14 | 923c95876 |
15 | 54222bde9 |
hex | 325fe69f0 |
13522332144 has 20 divisors (see below), whose sum is σ = 34932691496. Its totient is φ = 4507444032.
The previous prime is 13522332113. The next prime is 13522332149. The reversal of 13522332144 is 44123322531.
It is a super-2 number, since 2×135223321442 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13522332149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140857579 + ... + 140857674.
Almost surely, 213522332144 is an apocalyptic number.
It is an amenable number.
13522332144 is an abundant number, since it is smaller than the sum of its proper divisors (21410359352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13522332144 is a wasteful number, since it uses less digits than its factorization.
13522332144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281715264 (or 281715258 counting only the distinct ones).
The product of its digits is 17280, while the sum is 30.
Adding to 13522332144 its reverse (44123322531), we get a palindrome (57645654675).
The spelling of 13522332144 in words is "thirteen billion, five hundred twenty-two million, three hundred thirty-two thousand, one hundred forty-four".
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