Base | Representation |
---|---|
bin | 100011110010111… |
… | …1000000000111110 |
3 | 10002201002202200101 |
4 | 1013211320000332 |
5 | 4424441023402 |
6 | 315103551314 |
7 | 41523163432 |
oct | 10745700076 |
9 | 3081082611 |
10 | 1201111102 |
11 | 566aa5604 |
12 | 2962bb53a |
13 | 161ac3139 |
14 | b573c9c2 |
15 | 706a9b87 |
hex | 4797803e |
1201111102 has 16 divisors (see below), whose sum is σ = 1825871040. Its totient is φ = 592499232.
The previous prime is 1201111091. The next prime is 1201111117. The reversal of 1201111102 is 2011111021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309808 + ... + 313660.
It is an arithmetic number, because the mean of its divisors is an integer number (114116940).
Almost surely, 21201111102 is an apocalyptic number.
1201111102 is a deficient number, since it is larger than the sum of its proper divisors (624759938).
1201111102 is a wasteful number, since it uses less digits than its factorization.
1201111102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5907.
The product of its (nonzero) digits is 4, while the sum is 10.
The square root of 1201111102 is about 34657.0498167400. The cubic root of 1201111102 is about 1062.9864463580.
Adding to 1201111102 its reverse (2011111021), we get a palindrome (3212222123).
The spelling of 1201111102 in words is "one billion, two hundred one million, one hundred eleven thousand, one hundred two".
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