Base | Representation |
---|---|
bin | 110010110010… |
… | …001111111100 |
3 | 221001101000211 |
4 | 302302033330 |
5 | 11402004040 |
6 | 1153202204 |
7 | 221105320 |
oct | 62621774 |
9 | 27041024 |
10 | 13313020 |
11 | 75732a6 |
12 | 4560364 |
13 | 29b1836 |
14 | 1aa7980 |
15 | 127e8ea |
hex | cb23fc |
13313020 has 24 divisors (see below), whose sum is σ = 31951584. Its totient is φ = 4564416.
The previous prime is 13313011. The next prime is 13313033. The reversal of 13313020 is 2031331.
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, 47407 + ... + 47686.
It is an arithmetic number, because the mean of its divisors is an integer number (1331316).
Almost surely, 213313020 is an apocalyptic number.
13313020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13313020 is an abundant number, since it is smaller than the sum of its proper divisors (18638564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13313020 is a wasteful number, since it uses less digits than its factorization.
13313020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95109 (or 95107 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 13313020 is about 3648.7011387616. The cubic root of 13313020 is about 237.0057384951.
Adding to 13313020 its reverse (2031331), we get a palindrome (15344351).
The spelling of 13313020 in words is "thirteen million, three hundred thirteen thousand, twenty".
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