Base | Representation |
---|---|
bin | 11111110000110000… |
… | …110100100101100101 |
3 | 10021000202212211212001 |
4 | 133300300310211211 |
5 | 1024321122214341 |
6 | 23400041125301 |
7 | 2315063035351 |
oct | 376060644545 |
9 | 107022784761 |
10 | 34104101221 |
11 | 13510970023 |
12 | 6739489831 |
13 | 32a6734c68 |
14 | 191753a461 |
15 | d490b3d31 |
hex | 7f0c34965 |
34104101221 has 4 divisors (see below), whose sum is σ = 34164038700. Its totient is φ = 34044163744.
The previous prime is 34104101201. The next prime is 34104101233. The reversal of 34104101221 is 12210140143.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12210140143 = 16883 ⋅723221.
It can be written as a sum of positive squares in 2 ways, for example, as 12937925025 + 21166176196 = 113745^2 + 145486^2 .
It is a cyclic number.
It is not a de Polignac number, because 34104101221 - 27 = 34104101093 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 (34104101201) 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, 29967886 + ... + 29969023.
It is an arithmetic number, because the mean of its divisors is an integer number (8541009675).
Almost surely, 234104101221 is an apocalyptic number.
It is an amenable number.
34104101221 is a deficient number, since it is larger than the sum of its proper divisors (59937479).
34104101221 is an equidigital number, since it uses as much as digits as its factorization.
34104101221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59937478.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 34104101221 its reverse (12210140143), we get a palindrome (46314241364).
The spelling of 34104101221 in words is "thirty-four billion, one hundred four million, one hundred one thousand, two hundred twenty-one".
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