Base | Representation |
---|---|
bin | 110101111010001111010… |
… | …1010010100011111110001 |
3 | 222020022210011012200010121 |
4 | 1223310132222110133301 |
5 | 1432343303221333311 |
6 | 23431444532130241 |
7 | 1363210115216302 |
oct | 153643652243761 |
9 | 28208704180117 |
10 | 7409332996081 |
11 | 23a730a351845 |
12 | 9b7b8a766981 |
13 | 41990a6c8653 |
14 | 1b8883b327a9 |
15 | ccb0164eb71 |
hex | 6bd1ea947f1 |
7409332996081 has 9 divisors (see below), whose sum is σ = 7521755750649. Its totient is φ = 7298566283844.
The previous prime is 7409332996073. The next prime is 7409332996099. The reversal of 7409332996081 is 1806992339047.
The square root of 7409332996081 is 2722009.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 7409332996081 - 23 = 7409332996073 is a prime.
It is a super-2 number, since 2×74093329960812 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7409332996001) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 182354290 + ... + 182394916.
It is an arithmetic number, because the mean of its divisors is an integer number (835750638961).
Almost surely, 27409332996081 is an apocalyptic number.
7409332996081 is the 2722009-th square number.
7409332996081 is the 1361005-th centered octagonal number.
It is an amenable number.
7409332996081 is a deficient number, since it is larger than the sum of its proper divisors (112422754568).
7409332996081 is an frugal number, since it uses more digits than its factorization.
7409332996081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81388 (or 40694 counting only the distinct ones).
The product of its (nonzero) digits is 17635968, while the sum is 61.
The spelling of 7409332996081 in words is "seven trillion, four hundred nine billion, three hundred thirty-two million, nine hundred ninety-six thousand, eighty-one".
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