Base | Representation |
---|---|
bin | 11101001000111000011… |
… | …10101110001011101001 |
3 | 10112201021102022121101201 |
4 | 32210130032232023221 |
5 | 112400424424014233 |
6 | 2043540112044201 |
7 | 132222460044151 |
oct | 16443416561351 |
9 | 3481242277351 |
10 | 1001201001193 |
11 | 356674955968 |
12 | 142058233661 |
13 | 7354a050933 |
14 | 3665bb57761 |
15 | 1b09bded77d |
hex | e91c3ae2e9 |
1001201001193 has 4 divisors (see below), whose sum is σ = 1001239149568. Its totient is φ = 1001162852820.
The previous prime is 1001201001191. The next prime is 1001201001217. The reversal of 1001201001193 is 3911001021001.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1001201001193 - 21 = 1001201001191 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1001201001193.
It is not an unprimeable number, because it can be changed into a prime (1001201001191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19034793 + ... + 19087318.
It is an arithmetic number, because the mean of its divisors is an integer number (250309787392).
Almost surely, 21001201001193 is an apocalyptic number.
It is an amenable number.
1001201001193 is a deficient number, since it is larger than the sum of its proper divisors (38148375).
1001201001193 is an equidigital number, since it uses as much as digits as its factorization.
1001201001193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38148374.
The product of its (nonzero) digits is 54, while the sum is 19.
Adding to 1001201001193 its reverse (3911001021001), we get a palindrome (4912202022194).
The spelling of 1001201001193 in words is "one trillion, one billion, two hundred one million, one thousand, one hundred ninety-three".
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