Base | Representation |
---|---|
bin | 11000011110111001… |
… | …00000111011100000 |
3 | 1020221000211011101121 |
4 | 30033130200323200 |
5 | 203404333110130 |
6 | 10012134142024 |
7 | 643502311603 |
oct | 141734407340 |
9 | 36830734347 |
10 | 13144035040 |
11 | 5635513084 |
12 | 2669ab1914 |
13 | 1316192836 |
14 | 8c994033a |
15 | 51de03d7a |
hex | 30f720ee0 |
13144035040 has 48 divisors (see below), whose sum is σ = 31713498432. Its totient is φ = 5145746944.
The previous prime is 13144035029. The next prime is 13144035059. The reversal of 13144035040 is 4053044131.
It is a junction number, because it is equal to n+sod(n) for n = 13144034996 and 13144035014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 866419 + ... + 881458.
It is an arithmetic number, because the mean of its divisors is an integer number (660697884).
Almost surely, 213144035040 is an apocalyptic number.
13144035040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13144035040 is an abundant number, since it is smaller than the sum of its proper divisors (18569463392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13144035040 is a wasteful number, since it uses less digits than its factorization.
13144035040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1747939 (or 1747931 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 25.
Adding to 13144035040 its reverse (4053044131), we get a palindrome (17197079171).
Subtracting from 13144035040 its reverse (4053044131), we obtain a palindrome (9090990909).
The spelling of 13144035040 in words is "thirteen billion, one hundred forty-four million, thirty-five thousand, forty".
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