Base | Representation |
---|---|
bin | 11101001000111000010… |
… | …11000001101001001011 |
3 | 10112201021100111101100221 |
4 | 32210130023001221023 |
5 | 112400424202013311 |
6 | 2043540035210511 |
7 | 132222445600402 |
oct | 16443413015113 |
9 | 3481240441327 |
10 | 1001200032331 |
11 | 356674353a54 |
12 | 142057a46a37 |
13 | 73549aa1945 |
14 | 3665b984639 |
15 | 1b09bcab671 |
hex | e91c2c1a4b |
1001200032331 has 4 divisors (see below), whose sum is σ = 1001202391672. Its totient is φ = 1001197672992.
The previous prime is 1001200032323. The next prime is 1001200032341. The reversal of 1001200032331 is 1332300021001.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1001200032331 - 23 = 1001200032323 is a prime.
It is a super-2 number, since 2×10012000323312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1001200032311) 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, 347421 + ... + 1457086.
It is an arithmetic number, because the mean of its divisors is an integer number (250300597918).
Almost surely, 21001200032331 is an apocalyptic number.
1001200032331 is a deficient number, since it is larger than the sum of its proper divisors (2359341).
1001200032331 is an equidigital number, since it uses as much as digits as its factorization.
1001200032331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2359340.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 1001200032331 its reverse (1332300021001), we get a palindrome (2333500053332).
The spelling of 1001200032331 in words is "one trillion, one billion, two hundred million, thirty-two thousand, three hundred thirty-one".
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