Base | Representation |
---|---|
bin | 110111111110010011… |
… | …0010010000111100001 |
3 | 102111021002021211122020 |
4 | 1233330212102013201 |
5 | 3432133203323410 |
6 | 131115310132053 |
7 | 11453501144031 |
oct | 1577446220741 |
9 | 374232254566 |
10 | 120202011105 |
11 | 46a829a1050 |
12 | 1b3674b1029 |
13 | b447cc6b77 |
14 | 5b640cd8c1 |
15 | 31d7aaaa70 |
hex | 1bfc9921e1 |
120202011105 has 16 divisors (see below), whose sum is σ = 209807146944. Its totient is φ = 58279762880.
The previous prime is 120202011071. The next prime is 120202011109. The reversal of 120202011105 is 501110202021.
It is not a de Polignac number, because 120202011105 - 220 = 120200962529 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (120202011109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364248354 + ... + 364248683.
It is an arithmetic number, because the mean of its divisors is an integer number (13112946684).
Almost surely, 2120202011105 is an apocalyptic number.
120202011105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
120202011105 is a deficient number, since it is larger than the sum of its proper divisors (89605135839).
120202011105 is a wasteful number, since it uses less digits than its factorization.
120202011105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 728497056.
The product of its (nonzero) digits is 40, while the sum is 15.
Adding to 120202011105 its reverse (501110202021), we get a palindrome (621312213126).
The spelling of 120202011105 in words is "one hundred twenty billion, two hundred two million, eleven thousand, one hundred five".
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