Base | Representation |
---|---|
bin | 10001011101110010001… |
… | …010110110100010010111 |
3 | 11020201221210100102200101 |
4 | 101131302022312202113 |
5 | 124131013044314111 |
6 | 2315211445554531 |
7 | 152466232630120 |
oct | 21356212664227 |
9 | 4221853312611 |
10 | 1200211323031 |
11 | 423009003226 |
12 | 174738415a47 |
13 | 89244307b16 |
14 | 4213a617047 |
15 | 2134852ebc1 |
hex | 117722b6897 |
1200211323031 has 8 divisors (see below), whose sum is σ = 1372906945440. Its totient is φ = 1027824916128.
The previous prime is 1200211322993. The next prime is 1200211323041. The reversal of 1200211323031 is 1303231120021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1200211323031 - 27 = 1200211322903 is a prime.
It is a super-2 number, since 2×12002113230312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200211323041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77295556 + ... + 77311081.
It is an arithmetic number, because the mean of its divisors is an integer number (171613368180).
Almost surely, 21200211323031 is an apocalyptic number.
1200211323031 is a deficient number, since it is larger than the sum of its proper divisors (172695622409).
1200211323031 is a wasteful number, since it uses less digits than its factorization.
1200211323031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154607753.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 1200211323031 its reverse (1303231120021), we get a palindrome (2503442443052).
The spelling of 1200211323031 in words is "one trillion, two hundred billion, two hundred eleven million, three hundred twenty-three thousand, thirty-one".
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