Base | Representation |
---|---|
bin | 11001000011100000110… |
… | …11001110000100010000 |
3 | 10001022002011221000221101 |
4 | 30201300123032010100 |
5 | 103101040142033041 |
6 | 1455252130234144 |
7 | 116124254141200 |
oct | 14416033160420 |
9 | 3038064830841 |
10 | 860879642896 |
11 | 30210812a559 |
12 | 11aa16a25954 |
13 | 63246a23400 |
14 | 2d949996400 |
15 | 175d7d9eb31 |
hex | c8706ce110 |
860879642896 has 135 divisors (see below), whose sum is σ = 2101830655311. Its totient is φ = 340434162432.
The previous prime is 860879642869. The next prime is 860879642897. The reversal of 860879642896 is 698246978068.
The square root of 860879642896 is 927836.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 11651043600 + 849228599296 = 107940^2 + 921536^2 .
It is a super-2 number, since 2×8608796428962 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (860879642897) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 337731030 + ... + 337733578.
Almost surely, 2860879642896 is an apocalyptic number.
860879642896 is the 927836-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 860879642896
860879642896 is an abundant number, since it is smaller than the sum of its proper divisors (1240951012415).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
860879642896 is an equidigital number, since it uses as much as digits as its factorization.
860879642896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5146 (or 2571 counting only the distinct ones).
The product of its (nonzero) digits is 501645312, while the sum is 73.
The spelling of 860879642896 in words is "eight hundred sixty billion, eight hundred seventy-nine million, six hundred forty-two thousand, eight hundred ninety-six".
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