Base | Representation |
---|---|
bin | 100111000100101… |
… | …1100110011000010 |
3 | 10101101001210012220 |
4 | 1032021130303002 |
5 | 10141120200343 |
6 | 334033231510 |
7 | 44330111160 |
oct | 11611346302 |
9 | 3341053186 |
10 | 1311100098 |
11 | 613099a00 |
12 | 307102596 |
13 | 17b823499 |
14 | c61b0230 |
15 | 7a184183 |
hex | 4e25ccc2 |
1311100098 has 48 divisors (see below), whose sum is σ = 3294016320. Its totient is φ = 340544160.
The previous prime is 1311100079. The next prime is 1311100099. The reversal of 1311100098 is 8900011131.
It is not an unprimeable number, because it can be changed into a prime (1311100099) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123913 + ... + 134076.
It is an arithmetic number, because the mean of its divisors is an integer number (68625340).
Almost surely, 21311100098 is an apocalyptic number.
1311100098 is an abundant number, since it is smaller than the sum of its proper divisors (1982916222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311100098 is a wasteful number, since it uses less digits than its factorization.
1311100098 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258023 (or 258012 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 24.
The square root of 1311100098 is about 36209.1162278231. The cubic root of 1311100098 is about 1094.4903831550.
It can be divided in two parts, 13 and 11100098, that added together give a palindrome (11100111).
The spelling of 1311100098 in words is "one billion, three hundred eleven million, one hundred thousand, ninety-eight".
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