Base | Representation |
---|---|
bin | 10001011110101101001… |
… | …110011111000010101001 |
3 | 11020211111211201200212000 |
4 | 101132231032133002221 |
5 | 124140030221143423 |
6 | 2315454042241213 |
7 | 152532623435325 |
oct | 21365516370251 |
9 | 4224454650760 |
10 | 1201202131113 |
11 | 423477318a86 |
12 | 1749741b6209 |
13 | 893716771aa |
14 | 421d2050985 |
15 | 213a54e7843 |
hex | 117ad39f0a9 |
1201202131113 has 32 divisors (see below), whose sum is σ = 1885157913600. Its totient is φ = 753327744768.
The previous prime is 1201202131061. The next prime is 1201202131117. The reversal of 1201202131113 is 3111312021021.
It is not a de Polignac number, because 1201202131113 - 213 = 1201202122921 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1201202131117) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304968 + ... + 1579686.
It is an arithmetic number, because the mean of its divisors is an integer number (58911184800).
Almost surely, 21201202131113 is an apocalyptic number.
It is an amenable number.
1201202131113 is a deficient number, since it is larger than the sum of its proper divisors (683955782487).
1201202131113 is a wasteful number, since it uses less digits than its factorization.
1201202131113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1276798 (or 1276792 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 1201202131113 its reverse (3111312021021), we get a palindrome (4312514152134).
The spelling of 1201202131113 in words is "one trillion, two hundred one billion, two hundred two million, one hundred thirty-one thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •