Base | Representation |
---|---|
bin | 10010101110001011… |
… | …011011100011010001 |
3 | 1220212221122112202201 |
4 | 102232023123203101 |
5 | 312132114214301 |
6 | 13122413443201 |
7 | 1311102020020 |
oct | 225613334321 |
9 | 56787575681 |
10 | 20102101201 |
11 | 8586126186 |
12 | 3a901a0501 |
13 | 1b848a5950 |
14 | d89aa28b7 |
15 | 7c9bd8201 |
hex | 4ae2db8d1 |
20102101201 has 8 divisors (see below), whose sum is σ = 24741047744. Its totient is φ = 15904959120.
The previous prime is 20102101181. The next prime is 20102101211. The reversal of 20102101201 is 10210120102.
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 20102101201 - 217 = 20101970129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20102101211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110451015 + ... + 110451196.
It is an arithmetic number, because the mean of its divisors is an integer number (3092630968).
Almost surely, 220102101201 is an apocalyptic number.
It is an amenable number.
20102101201 is a deficient number, since it is larger than the sum of its proper divisors (4638946543).
20102101201 is a wasteful number, since it uses less digits than its factorization.
20102101201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220902231.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 20102101201 its reverse (10210120102), we get a palindrome (30312221303).
The spelling of 20102101201 in words is "twenty billion, one hundred two million, one hundred one thousand, two hundred one".
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