Base | Representation |
---|---|
bin | 110100000110001110100… |
… | …1011010010011111100001 |
3 | 221100111201122111012202211 |
4 | 1220030131023102133201 |
5 | 1414303042143343100 |
6 | 23121203411042121 |
7 | 1336210300431400 |
oct | 150143513223741 |
9 | 27314648435684 |
10 | 7160199981025 |
11 | 2310695250183 |
12 | 9778405a0341 |
13 | 3cc286143a00 |
14 | 1aa7ac525637 |
15 | c63be9e01ba |
hex | 6831d2d27e1 |
7160199981025 has 81 divisors (see below), whose sum is σ = 11185717616523. Its totient is φ = 4531399891200.
The previous prime is 7160199980993. The next prime is 7160199981037. The reversal of 7160199981025 is 5201899910617.
The square root of 7160199981025 is 2675855.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 4756931119521 + 2403268861504 = 2181039^2 + 1550248^2 .
It is not a de Polignac number, because 7160199981025 - 25 = 7160199980993 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1217511085 + ... + 1217516965.
Almost surely, 27160199981025 is an apocalyptic number.
7160199981025 is the 2675855-th square number.
7160199981025 is the 1337928-th centered octagonal number.
It is an amenable number.
7160199981025 is a deficient number, since it is larger than the sum of its proper divisors (4025517635498).
7160199981025 is an frugal number, since it uses more digits than its factorization.
7160199981025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11812 (or 5906 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 58.
The spelling of 7160199981025 in words is "seven trillion, one hundred sixty billion, one hundred ninety-nine million, nine hundred eighty-one thousand, twenty-five".
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