Base | Representation |
---|---|
bin | 11000001111000011… |
… | …00111100001100000 |
3 | 1020120202210011022010 |
4 | 30013201213201200 |
5 | 203121323430130 |
6 | 5551030112520 |
7 | 640266664422 |
oct | 140741474140 |
9 | 36522704263 |
10 | 13011155040 |
11 | 55775043a4 |
12 | 26314ab740 |
13 | 12c47a9210 |
14 | 8b6030812 |
15 | 5124070b0 |
hex | 307867860 |
13011155040 has 96 divisors (see below), whose sum is σ = 44137862496. Its totient is φ = 3202744320.
The previous prime is 13011154997. The next prime is 13011155063. The reversal of 13011155040 is 4055111031.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 13011154998 and 13011155016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1036321 + ... + 1048800.
It is an arithmetic number, because the mean of its divisors is an integer number (459769401).
Almost surely, 213011155040 is an apocalyptic number.
13011155040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13011155040 is an abundant number, since it is smaller than the sum of its proper divisors (31126707456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13011155040 is a wasteful number, since it uses less digits than its factorization.
13011155040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2085152 (or 2085144 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 21.
Adding to 13011155040 its reverse (4055111031), we get a palindrome (17066266071).
The spelling of 13011155040 in words is "thirteen billion, eleven million, one hundred fifty-five thousand, forty".
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