Base | Representation |
---|---|
bin | 100111110011001110… |
… | …1110011100110101101 |
3 | 22011121121200020001101 |
4 | 1033212131303212231 |
5 | 2400021030424403 |
6 | 103133111043101 |
7 | 6114023050360 |
oct | 1174635634655 |
9 | 264547606041 |
10 | 85470951853 |
11 | 332801401a1 |
12 | 14694070491 |
13 | 80a1717b31 |
14 | 41cb5d00d7 |
15 | 235395171d |
hex | 13e67739ad |
85470951853 has 16 divisors (see below), whose sum is σ = 98187264000. Its totient is φ = 72881642736.
The previous prime is 85470951821. The next prime is 85470951913. The reversal of 85470951853 is 35815907458.
It is not a de Polignac number, because 85470951853 - 25 = 85470951821 is a prime.
It is a super-2 number, since 2×854709518532 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 85470951794 and 85470951803.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85470951803) 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 15 ways as a sum of consecutive naturals, for example, 2321676 + ... + 2358202.
It is an arithmetic number, because the mean of its divisors is an integer number (6136704000).
Almost surely, 285470951853 is an apocalyptic number.
It is an amenable number.
85470951853 is a deficient number, since it is larger than the sum of its proper divisors (12716312147).
85470951853 is a wasteful number, since it uses less digits than its factorization.
85470951853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38256.
The product of its (nonzero) digits is 6048000, while the sum is 55.
The spelling of 85470951853 in words is "eighty-five billion, four hundred seventy million, nine hundred fifty-one thousand, eight hundred fifty-three".
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