Base | Representation |
---|---|
bin | 111101000011011100… |
… | …1110111000000010010 |
3 | 110112102102222122002120 |
4 | 1322012321313000102 |
5 | 4122004224131310 |
6 | 140122052155110 |
7 | 12321041305446 |
oct | 1720671670022 |
9 | 415372878076 |
10 | 131112333330 |
11 | 50671548680 |
12 | 214b1308a96 |
13 | c496483134 |
14 | 64bb0d8826 |
15 | 3625833b70 |
hex | 1e86e77012 |
131112333330 has 128 divisors (see below), whose sum is σ = 350025255936. Its totient is φ = 31160812800.
The previous prime is 131112333329. The next prime is 131112333343. The reversal of 131112333330 is 33333211131.
It is a self number, because there is not a number n which added to its sum of digits gives 131112333330.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33351465 + ... + 33355395.
It is an arithmetic number, because the mean of its divisors is an integer number (2734572312).
Almost surely, 2131112333330 is an apocalyptic number.
131112333330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 131112333330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175012627968).
131112333330 is an abundant number, since it is smaller than the sum of its proper divisors (218912922606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131112333330 is a wasteful number, since it uses less digits than its factorization.
131112333330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5912.
The product of its (nonzero) digits is 1458, while the sum is 24.
Adding to 131112333330 its reverse (33333211131), we get a palindrome (164445544461).
The spelling of 131112333330 in words is "one hundred thirty-one billion, one hundred twelve million, three hundred thirty-three thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •