Base | Representation |
---|---|
bin | 1011110101000011101… |
… | …1000110001011101100 |
3 | 201102112211102010221001 |
4 | 2331100323012023230 |
5 | 11312144102211022 |
6 | 233205234050044 |
7 | 20453003056303 |
oct | 2752073061354 |
9 | 642484363831 |
10 | 203221132012 |
11 | 79205038378 |
12 | 33476419924 |
13 | 16218779452 |
14 | 9b9bc0b43a |
15 | 5446148b27 |
hex | 2f50ec62ec |
203221132012 has 72 divisors (see below), whose sum is σ = 382829255424. Its totient is φ = 94364368128.
The previous prime is 203221132003. The next prime is 203221132111. The reversal of 203221132012 is 210231122302.
It is a super-3 number, since 3×2032211320123 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32527873 + ... + 32534119.
It is an arithmetic number, because the mean of its divisors is an integer number (5317072992).
Almost surely, 2203221132012 is an apocalyptic number.
It is an amenable number.
203221132012 is a deficient number, since it is larger than the sum of its proper divisors (179608123412).
203221132012 is a wasteful number, since it uses less digits than its factorization.
203221132012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6655 (or 6636 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 203221132012 its reverse (210231122302), we get a palindrome (413452254314).
The spelling of 203221132012 in words is "two hundred three billion, two hundred twenty-one million, one hundred thirty-two thousand, twelve".
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