Base | Representation |
---|---|
bin | 1011110010001100110… |
… | …1100001100111100000 |
3 | 201100120101022112010121 |
4 | 2330203031201213200 |
5 | 11304111234223130 |
6 | 233001200210024 |
7 | 20425001254144 |
oct | 2744315414740 |
9 | 640511275117 |
10 | 202454211040 |
11 | 78951140294 |
12 | 332a1609914 |
13 | 16125908b63 |
14 | 9b28013224 |
15 | 53edb57d7a |
hex | 2f233619e0 |
202454211040 has 48 divisors (see below), whose sum is σ = 478595210688. Its totient is φ = 80931375616.
The previous prime is 202454210999. The next prime is 202454211041. The reversal of 202454211040 is 40112454202.
It is a junction number, because it is equal to n+sod(n) for n = 202454210996 and 202454211014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202454211041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134152 + ... + 650311.
It is an arithmetic number, because the mean of its divisors is an integer number (9970733556).
Almost surely, 2202454211040 is an apocalyptic number.
202454211040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202454211040 is an abundant number, since it is smaller than the sum of its proper divisors (276140999648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202454211040 is a wasteful number, since it uses less digits than its factorization.
202454211040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 786091 (or 786083 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 25.
Adding to 202454211040 its reverse (40112454202), we get a palindrome (242566665242).
The spelling of 202454211040 in words is "two hundred two billion, four hundred fifty-four million, two hundred eleven thousand, forty".
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