Base | Representation |
---|---|
bin | 101101110000000001011101… |
… | …110100110100101001000010 |
3 | 222101102200212022120120011200 |
4 | 231300001131310310221002 |
5 | 202333130042203324302 |
6 | 1551535335353322030 |
7 | 60245046640356324 |
oct | 5560013564645102 |
9 | 871380768516150 |
10 | 201212202011202 |
11 | 59126685498018 |
12 | 1a698333406316 |
13 | 88372c981ac55 |
14 | 3798a18913614 |
15 | 183ded010081c |
hex | b7005dd34a42 |
201212202011202 has 48 divisors (see below), whose sum is σ = 436132189658880. Its totient is φ = 67044212726400.
The previous prime is 201212202011201. The next prime is 201212202011203. The reversal of 201212202011202 is 202110202212102.
It is a happy number.
201212202011202 is a `hidden beast` number, since 2 + 0 + 121 + 220 + 201 + 120 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (201212202011201) and next prime (201212202011203).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (201212202011201) 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, 533203927 + ... + 533581157.
It is an arithmetic number, because the mean of its divisors is an integer number (9086087284560).
Almost surely, 2201212202011202 is an apocalyptic number.
201212202011202 is an abundant number, since it is smaller than the sum of its proper divisors (234919987647678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201212202011202 is a wasteful number, since it uses less digits than its factorization.
201212202011202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 388879 (or 388876 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 201212202011202 its reverse (202110202212102), we get a palindrome (403322404223304).
The spelling of 201212202011202 in words is "two hundred one trillion, two hundred twelve billion, two hundred two million, eleven thousand, two hundred two".
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