Base | Representation |
---|---|
bin | 11100001000001101… |
… | …001010100110100101 |
3 | 2212221212012220222122 |
4 | 130020031022212211 |
5 | 443323311040401 |
6 | 21512543035325 |
7 | 2116305335141 |
oct | 341015124645 |
9 | 85855186878 |
10 | 30202440101 |
11 | 118995432a9 |
12 | 5a2a89bb45 |
13 | 2b042c4c42 |
14 | 16672a4221 |
15 | bbb7b621b |
hex | 70834a9a5 |
30202440101 has 4 divisors (see below), whose sum is σ = 30314717100. Its totient is φ = 30090163104.
The previous prime is 30202440097. The next prime is 30202440127. The reversal of 30202440101 is 10104420203.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10104420203 = 17 ⋅594377659.
It can be written as a sum of positive squares in 2 ways, for example, as 4709527876 + 25492912225 = 68626^2 + 159665^2 .
It is a cyclic number.
It is not a de Polignac number, because 30202440101 - 22 = 30202440097 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30202440101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30202440131) 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, 56138096 + ... + 56138633.
It is an arithmetic number, because the mean of its divisors is an integer number (7578679275).
Almost surely, 230202440101 is an apocalyptic number.
It is an amenable number.
30202440101 is a deficient number, since it is larger than the sum of its proper divisors (112276999).
30202440101 is a wasteful number, since it uses less digits than its factorization.
30202440101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112276998.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 30202440101 its reverse (10104420203), we get a palindrome (40306860304).
The spelling of 30202440101 in words is "thirty billion, two hundred two million, four hundred forty thousand, one hundred one".
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