Base | Representation |
---|---|
bin | 1011111100011001101000… |
… | …0101010111011110100100 |
3 | 1201111102202120112002010202 |
4 | 2333012122011113132210 |
5 | 3210124422312401040 |
6 | 43532521223210032 |
7 | 2523530432156012 |
oct | 277063205273644 |
9 | 51442676462122 |
10 | 13132300122020 |
11 | 4203417073612 |
12 | 15811648a6918 |
13 | 7434a82487a1 |
14 | 33586cb918b2 |
15 | 17b9043e3015 |
hex | bf19a1577a4 |
13132300122020 has 24 divisors (see below), whose sum is σ = 27578147009784. Its totient is φ = 5252859714816.
The previous prime is 13132300122013. The next prime is 13132300122043. The reversal of 13132300122020 is 2022100323131.
It can be written as a sum of positive squares in 4 ways, for example, as 429591106624 + 12702709015396 = 655432^2 + 3564086^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 13132300121983 and 13132300122001.
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, 1964969 + ... + 5488688.
It is an arithmetic number, because the mean of its divisors is an integer number (1149089458741).
Almost surely, 213132300122020 is an apocalyptic number.
13132300122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13132300122020 is an abundant number, since it is smaller than the sum of its proper divisors (14445846887764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13132300122020 is a wasteful number, since it uses less digits than its factorization.
13132300122020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7541759 (or 7541757 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 13132300122020 its reverse (2022100323131), we get a palindrome (15154400445151).
The spelling of 13132300122020 in words is "thirteen trillion, one hundred thirty-two billion, three hundred million, one hundred twenty-two thousand, twenty".
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