Base | Representation |
---|---|
bin | 1011110001010111101… |
… | …0110011100100000000 |
3 | 201022222211200101111110 |
4 | 2330111322303210000 |
5 | 11303132141400000 |
6 | 232523112243320 |
7 | 20416322560164 |
oct | 2742572634400 |
9 | 638884611443 |
10 | 202231200000 |
11 | 78847270845 |
12 | 3323a9a0540 |
13 | 160bb655a6b |
14 | 9b06560ca4 |
15 | 53d92a5850 |
hex | 2f15eb3900 |
202231200000 has 216 divisors, whose sum is σ = 672752316096. Its totient is φ = 53927680000.
The previous prime is 202231199977. The next prime is 202231200001. The reversal of 202231200000 is 2132202.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (202231200001) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2357869 + ... + 2442131.
It is an arithmetic number, because the mean of its divisors is an integer number (3114594056).
Almost surely, 2202231200000 is an apocalyptic number.
202231200000 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 202231200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336376158048).
202231200000 is an abundant number, since it is smaller than the sum of its proper divisors (470521116096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202231200000 is an frugal number, since it uses more digits than its factorization.
202231200000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84307 (or 84273 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 12.
Adding to 202231200000 its reverse (2132202), we get a palindrome (202233332202).
The spelling of 202231200000 in words is "two hundred two billion, two hundred thirty-one million, two hundred thousand".
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