Base | Representation |
---|---|
bin | 100111110000110001… |
… | …1001010011100001010 |
3 | 22011101212110201020220 |
4 | 1033201203022130022 |
5 | 2344333422020101 |
6 | 103121003130510 |
7 | 6112002006516 |
oct | 1174143123412 |
9 | 264355421226 |
10 | 85388470026 |
11 | 332386243a2 |
12 | 14670513a36 |
13 | 808a5c8c12 |
14 | 41c067d146 |
15 | 234b5ac636 |
hex | 13e18ca70a |
85388470026 has 48 divisors (see below), whose sum is σ = 185273606016. Its totient is φ = 26218545664.
The previous prime is 85388469967. The next prime is 85388470049. The reversal of 85388470026 is 62007488358.
It is a happy number.
It is a super-2 number, since 2×853884700262 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 442371 + ... + 605366.
It is an arithmetic number, because the mean of its divisors is an integer number (3859866792).
Almost surely, 285388470026 is an apocalyptic number.
85388470026 is an abundant number, since it is smaller than the sum of its proper divisors (99885135990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85388470026 is a wasteful number, since it uses less digits than its factorization.
85388470026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1047823 (or 1047806 counting only the distinct ones).
The product of its (nonzero) digits is 2580480, while the sum is 51.
The spelling of 85388470026 in words is "eighty-five billion, three hundred eighty-eight million, four hundred seventy thousand, twenty-six".
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