Base | Representation |
---|---|
bin | 111000011100000110… |
… | …0111110101111101000 |
3 | 102120211202222002202112 |
4 | 1300320030332233220 |
5 | 3441210203323422 |
6 | 131402431421452 |
7 | 11520333044660 |
oct | 1607014765750 |
9 | 376752862675 |
10 | 121202011112 |
11 | 47446414936 |
12 | 1b5a6384888 |
13 | b577234050 |
14 | 5c1ac3b1a0 |
15 | 324578bee2 |
hex | 1c3833ebe8 |
121202011112 has 64 divisors (see below), whose sum is σ = 282466396800. Its totient is φ = 47473286400.
The previous prime is 121202011087. The next prime is 121202011121. The reversal of 121202011112 is 211110202121.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750662 + ... + 897717.
It is an arithmetic number, because the mean of its divisors is an integer number (4413537450).
Almost surely, 2121202011112 is an apocalyptic number.
It is an amenable number.
121202011112 is an abundant number, since it is smaller than the sum of its proper divisors (161264385688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121202011112 is a wasteful number, since it uses less digits than its factorization.
121202011112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1648506 (or 1648502 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 121202011112 its reverse (211110202121), we get a palindrome (332312213233).
The spelling of 121202011112 in words is "one hundred twenty-one billion, two hundred two million, eleven thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •