Base | Representation |
---|---|
bin | 100111111011101010… |
… | …1011011100001011010 |
3 | 22012100100012222012221 |
4 | 1033313111123201122 |
5 | 2401111003444410 |
6 | 103221141054254 |
7 | 6124030464433 |
oct | 1176725334132 |
9 | 265310188187 |
10 | 85753968730 |
11 | 33405974a41 |
12 | 147529b738a |
13 | 811824a741 |
14 | 421702248a |
15 | 236d7084da |
hex | 13f755b85a |
85753968730 has 16 divisors (see below), whose sum is σ = 157269543624. Its totient is φ = 33654387520.
The previous prime is 85753968653. The next prime is 85753968731. The reversal of 85753968730 is 3786935758.
It can be written as a sum of positive squares in 4 ways, for example, as 81557649889 + 4196318841 = 285583^2 + 64779^2 .
It is not an unprimeable number, because it can be changed into a prime (85753968731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80899441 + ... + 80900500.
Almost surely, 285753968730 is an apocalyptic number.
85753968730 is a deficient number, since it is larger than the sum of its proper divisors (71515574894).
85753968730 is a wasteful number, since it uses less digits than its factorization.
85753968730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161800001.
The product of its (nonzero) digits is 38102400, while the sum is 61.
The spelling of 85753968730 in words is "eighty-five billion, seven hundred fifty-three million, nine hundred sixty-eight thousand, seven hundred thirty".
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