Base | Representation |
---|---|
bin | 1011110001010101000… |
… | …0011110000101110001 |
3 | 201022222001210112220110 |
4 | 2330111100132011301 |
5 | 11303121321231001 |
6 | 232522034331533 |
7 | 20416126335411 |
oct | 2742520360561 |
9 | 638861715813 |
10 | 202220102001 |
11 | 78840a80745 |
12 | 33237129ba9 |
13 | 160b926b4b8 |
14 | 9b04cb2641 |
15 | 53d83123d6 |
hex | 2f1541e171 |
202220102001 has 4 divisors (see below), whose sum is σ = 269626802672. Its totient is φ = 134813401332.
The previous prime is 202220101991. The next prime is 202220102017. The reversal of 202220102001 is 100201022202.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 202220102001 - 217 = 202219970929 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202220102041) 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, 33703350331 + ... + 33703350336.
It is an arithmetic number, because the mean of its divisors is an integer number (67406700668).
Almost surely, 2202220102001 is an apocalyptic number.
It is an amenable number.
202220102001 is a deficient number, since it is larger than the sum of its proper divisors (67406700671).
202220102001 is an equidigital number, since it uses as much as digits as its factorization.
202220102001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67406700670.
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 202220102001 its reverse (100201022202), we get a palindrome (302421124203).
The spelling of 202220102001 in words is "two hundred two billion, two hundred twenty million, one hundred two thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •