Base | Representation |
---|---|
bin | 1000001100101000110… |
… | …0110111110110111001 |
3 | 111110111202222121010011 |
4 | 2003022030313312321 |
5 | 4301410304410000 |
6 | 144410320021521 |
7 | 13113634342114 |
oct | 2031214676671 |
9 | 443452877104 |
10 | 140831325625 |
11 | 547a9680411 |
12 | 233641618a1 |
13 | 10384b92353 |
14 | 6b5dbcd57b |
15 | 39e3bd52ba |
hex | 20ca337db9 |
140831325625 has 45 divisors (see below), whose sum is σ = 187155646491. Its totient is φ = 105917616000.
The previous prime is 140831325611. The next prime is 140831325643. The reversal of 140831325625 is 526523138041.
The square root of 140831325625 is 375275.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 68775587001 + 72055738624 = 262251^2 + 268432^2 .
It is not a de Polignac number, because 140831325625 - 233 = 132241391033 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 159491434 + ... + 159492316.
Almost surely, 2140831325625 is an apocalyptic number.
140831325625 is the 375275-th square number.
140831325625 is the 187638-th centered octagonal number.
It is an amenable number.
140831325625 is a deficient number, since it is larger than the sum of its proper divisors (46324320866).
140831325625 is an frugal number, since it uses more digits than its factorization.
140831325625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1820 (or 905 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 40.
The spelling of 140831325625 in words is "one hundred forty billion, eight hundred thirty-one million, three hundred twenty-five thousand, six hundred twenty-five".
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