Base | Representation |
---|---|
bin | 1011000000010100000101… |
… | …1001101010101000100101 |
3 | 1120211202021012120122122002 |
4 | 2300011001121222220211 |
5 | 3041221320122320401 |
6 | 41422401132215045 |
7 | 2356124531010134 |
oct | 260050131525045 |
9 | 46752235518562 |
10 | 12100020120101 |
11 | 3945653a02491 |
12 | 143509430a485 |
13 | 69a0474252c4 |
14 | 2db90359991b |
15 | 15eb38cd1a6b |
hex | b014166aa25 |
12100020120101 has 8 divisors (see below), whose sum is σ = 12328513409304. Its totient is φ = 11871533905920.
The previous prime is 12100020120091. The next prime is 12100020120119. The reversal of 12100020120101 is 10102102000121.
It can be written as a sum of positive squares in 4 ways, for example, as 2322579048001 + 9777441072100 = 1524001^2 + 3126890^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12100020120101 - 26 = 12100020120037 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 (12100020120301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1749485 + ... + 5221181.
It is an arithmetic number, because the mean of its divisors is an integer number (1541064176163).
Almost surely, 212100020120101 is an apocalyptic number.
It is an amenable number.
12100020120101 is a deficient number, since it is larger than the sum of its proper divisors (228493289203).
12100020120101 is an equidigital number, since it uses as much as digits as its factorization.
12100020120101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3537511.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 12100020120101 its reverse (10102102000121), we get a palindrome (22202122120222).
The spelling of 12100020120101 in words is "twelve trillion, one hundred billion, twenty million, one hundred twenty thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •