Base | Representation |
---|---|
bin | 111010100011111101… |
… | …1100101111101010001 |
3 | 110000121111020102010101 |
4 | 1311013323211331101 |
5 | 4030024234342024 |
6 | 133435043332401 |
7 | 12041320431424 |
oct | 1650773457521 |
9 | 400544212111 |
10 | 125760855889 |
11 | 493757a7449 |
12 | 20459081101 |
13 | bb22871a36 |
14 | 61304a39bb |
15 | 3410b00c44 |
hex | 1d47ee5f51 |
125760855889 has 4 divisors (see below), whose sum is σ = 127006012980. Its totient is φ = 124515698800.
The previous prime is 125760855821. The next prime is 125760855911. The reversal of 125760855889 is 988558067521.
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 113397195025 + 12363660864 = 336745^2 + 111192^2 .
It is a cyclic number.
It is not a de Polignac number, because 125760855889 - 29 = 125760855377 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 125760855889.
It is not an unprimeable number, because it can be changed into a prime (125760855589) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622578394 + ... + 622578595.
It is an arithmetic number, because the mean of its divisors is an integer number (31751503245).
Almost surely, 2125760855889 is an apocalyptic number.
It is an amenable number.
125760855889 is a deficient number, since it is larger than the sum of its proper divisors (1245157091).
125760855889 is a wasteful number, since it uses less digits than its factorization.
125760855889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1245157090.
The product of its (nonzero) digits is 48384000, while the sum is 64.
The spelling of 125760855889 in words is "one hundred twenty-five billion, seven hundred sixty million, eight hundred fifty-five thousand, eight hundred eighty-nine".
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