Base | Representation |
---|---|
bin | 101110101101100010… |
… | …1001011001101011101 |
3 | 100120220221100101222021 |
4 | 1131123011023031131 |
5 | 3120414424043401 |
6 | 114025521220141 |
7 | 10150555513543 |
oct | 1353305131535 |
9 | 316827311867 |
10 | 100312331101 |
11 | 395a6772084 |
12 | 17536491651 |
13 | 95c8437148 |
14 | 4bd8723d93 |
15 | 29218822a1 |
hex | 175b14b35d |
100312331101 has 4 divisors (see below), whose sum is σ = 100317987900. Its totient is φ = 100306674304.
The previous prime is 100312331089. The next prime is 100312331227. The reversal of 100312331101 is 101133213001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101133213001 = 2953 ⋅34247617.
It can be written as a sum of positive squares in 2 ways, for example, as 95944443001 + 4367888100 = 309749^2 + 66090^2 .
It is a cyclic number.
It is not a de Polignac number, because 100312331101 - 219 = 100311806813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100312332101) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2801716 + ... + 2837293.
It is an arithmetic number, because the mean of its divisors is an integer number (25079496975).
Almost surely, 2100312331101 is an apocalyptic number.
It is an amenable number.
100312331101 is a deficient number, since it is larger than the sum of its proper divisors (5656799).
100312331101 is an equidigital number, since it uses as much as digits as its factorization.
100312331101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5656798.
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 100312331101 its reverse (101133213001), we get a palindrome (201445544102).
The spelling of 100312331101 in words is "one hundred billion, three hundred twelve million, three hundred thirty-one thousand, one hundred one".
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