Base | Representation |
---|---|
bin | 111100100100101100… |
… | …010111110001101101 |
3 | 20012212202110110220012 |
4 | 330210230113301231 |
5 | 2031200232332231 |
6 | 45513511303005 |
7 | 4461516622565 |
oct | 744454276155 |
9 | 205782413805 |
10 | 65040120941 |
11 | 256464a8574 |
12 | 1073197aa65 |
13 | 61969c5683 |
14 | 320ddd9da5 |
15 | 1a59e81e2b |
hex | f24b17c6d |
65040120941 has 4 divisors (see below), whose sum is σ = 65130580800. Its totient is φ = 64949661084.
The previous prime is 65040120931. The next prime is 65040120983. The reversal of 65040120941 is 14902104056.
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 a cyclic number.
It is not a de Polignac number, because 65040120941 - 226 = 64973012077 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 65040120898 and 65040120907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65040120931) 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, 45228851 + ... + 45230288.
It is an arithmetic number, because the mean of its divisors is an integer number (16282645200).
Almost surely, 265040120941 is an apocalyptic number.
It is an amenable number.
65040120941 is a deficient number, since it is larger than the sum of its proper divisors (90459859).
65040120941 is an equidigital number, since it uses as much as digits as its factorization.
65040120941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90459858.
The product of its (nonzero) digits is 8640, while the sum is 32.
Adding to 65040120941 its reverse (14902104056), we get a palindrome (79942224997).
The spelling of 65040120941 in words is "sixty-five billion, forty million, one hundred twenty thousand, nine hundred forty-one".
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