Base | Representation |
---|---|
bin | 101110001010001110111110… |
… | …010011101110000011000100 |
3 | 222121210220002201222120020120 |
4 | 232022032332103232003010 |
5 | 203102132431434123140 |
6 | 1555435023551101540 |
7 | 60522143414004141 |
oct | 5612167623560304 |
9 | 877726081876216 |
10 | 203013412020420 |
11 | 5976056059a521 |
12 | 1a929438b118b0 |
13 | 893810c650431 |
14 | 381bc89c993c8 |
15 | 1870ca0ec01d0 |
hex | b8a3be4ee0c4 |
203013412020420 has 96 divisors (see below), whose sum is σ = 571949197811712. Its totient is φ = 53802495796608.
The previous prime is 203013412020361. The next prime is 203013412020487. The reversal of 203013412020420 is 24020214310302.
It is a happy number.
203013412020420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236276509 + ... + 237134171.
It is an arithmetic number, because the mean of its divisors is an integer number (5957804143872).
Almost surely, 2203013412020420 is an apocalyptic number.
203013412020420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 203013412020420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285974598905856).
203013412020420 is an abundant number, since it is smaller than the sum of its proper divisors (368935785791292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203013412020420 is a wasteful number, since it uses less digits than its factorization.
203013412020420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 882041 (or 882039 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 203013412020420 its reverse (24020214310302), we get a palindrome (227033626330722).
The spelling of 203013412020420 in words is "two hundred three trillion, thirteen billion, four hundred twelve million, twenty thousand, four hundred twenty".
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