Base | Representation |
---|---|
bin | 10001011110101101000… |
… | …111001100100000101000 |
3 | 11020211111201010121120110 |
4 | 101132231013030200220 |
5 | 124140024224021300 |
6 | 2315453533254320 |
7 | 152532601256211 |
oct | 21365507144050 |
9 | 4224451117513 |
10 | 1201200220200 |
11 | 423476233312 |
12 | 1749736343a0 |
13 | 89371158486 |
14 | 421d1ab4408 |
15 | 213a526b550 |
hex | 117ad1cc828 |
1201200220200 has 144 divisors (see below), whose sum is σ = 3847717391040. Its totient is φ = 309987004800.
The previous prime is 1201200220193. The next prime is 1201200220273. The reversal of 1201200220200 is 20220021021.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 465024 + ... + 1618223.
It is an arithmetic number, because the mean of its divisors is an integer number (26720259660).
Almost surely, 21201200220200 is an apocalyptic number.
1201200220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1201200220200 is an abundant number, since it is smaller than the sum of its proper divisors (2646517170840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1201200220200 is a wasteful number, since it uses less digits than its factorization.
1201200220200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2083328 (or 2083288 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 1201200220200 its reverse (20220021021), we get a palindrome (1221420241221).
The spelling of 1201200220200 in words is "one trillion, two hundred one billion, two hundred million, two hundred twenty thousand, two hundred".
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