Base | Representation |
---|---|
bin | 1011111011110100011101… |
… | …1010110011111010110100 |
3 | 1201110111000021101000020211 |
4 | 2332331013122303322310 |
5 | 3204444004231100040 |
6 | 43524151225235204 |
7 | 2523025255450264 |
oct | 276750732637264 |
9 | 51414007330224 |
10 | 13122323300020 |
11 | 41aa16744a580 |
12 | 157b23b632b04 |
13 | 7425782b510c |
14 | 3351a3b437a4 |
15 | 17b51d5b28ea |
hex | bef476b3eb4 |
13122323300020 has 48 divisors (see below), whose sum is σ = 30148684066368. Its totient is φ = 4758002447360.
The previous prime is 13122323299997. The next prime is 13122323300069. The reversal of 13122323300020 is 2000332322131.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 13122323299964 and 13122323300000.
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, 85870237 + ... + 86022916.
It is an arithmetic number, because the mean of its divisors is an integer number (628097584716).
Almost surely, 213122323300020 is an apocalyptic number.
13122323300020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13122323300020 is an abundant number, since it is smaller than the sum of its proper divisors (17026360766348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13122323300020 is a wasteful number, since it uses less digits than its factorization.
13122323300020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171893520 (or 171893518 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 13122323300020 its reverse (2000332322131), we get a palindrome (15122655622151).
The spelling of 13122323300020 in words is "thirteen trillion, one hundred twenty-two billion, three hundred twenty-three million, three hundred thousand, twenty".
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