Base | Representation |
---|---|
bin | 100000000100110011… |
… | …110111100011011001 |
3 | 10021220012202211120111 |
4 | 200010303313203121 |
5 | 1031013223202441 |
6 | 23453254124321 |
7 | 2326315642036 |
oct | 400463674331 |
9 | 107805684514 |
10 | 34440444121 |
11 | 13673807466 |
12 | 68120506a1 |
13 | 332b318b25 |
14 | 194a09038d |
15 | d688a1081 |
hex | 804cf78d9 |
34440444121 has 4 divisors (see below), whose sum is σ = 34618892212. Its totient is φ = 34261996032.
The previous prime is 34440444097. The next prime is 34440444127. The reversal of 34440444121 is 12144404443.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 14935528521 + 19504915600 = 122211^2 + 139660^2 .
It is a cyclic number.
It is not a de Polignac number, because 34440444121 - 25 = 34440444089 is a prime.
It is a super-2 number, since 2×344404441212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (34440444127) 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 3 ways as a sum of consecutive naturals, for example, 89223756 + ... + 89224141.
It is an arithmetic number, because the mean of its divisors is an integer number (8654723053).
Almost surely, 234440444121 is an apocalyptic number.
It is an amenable number.
34440444121 is a deficient number, since it is larger than the sum of its proper divisors (178448091).
34440444121 is a wasteful number, since it uses less digits than its factorization.
34440444121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178448090.
The product of its (nonzero) digits is 24576, while the sum is 31.
Adding to 34440444121 its reverse (12144404443), we get a palindrome (46584848564).
The spelling of 34440444121 in words is "thirty-four billion, four hundred forty million, four hundred forty-four thousand, one hundred twenty-one".
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