Base | Representation |
---|---|
bin | 10011011000011110001001… |
… | …011000011100111000110000 |
3 | 102011211022000020000102100111 |
4 | 103120132021120130320300 |
5 | 42133121234311441310 |
6 | 501144443042431104 |
7 | 23645466456361450 |
oct | 2330361130347060 |
9 | 364738006012314 |
10 | 85244520812080 |
11 | 25185aa8750973 |
12 | 9688b61662494 |
13 | 38746a6aaa626 |
14 | 1709bdd191d60 |
15 | 9cc613e1628a |
hex | 4d878961ce30 |
85244520812080 has 240 divisors, whose sum is σ = 232343543686464. Its totient is φ = 28492029296640.
The previous prime is 85244520812063. The next prime is 85244520812147. The reversal of 85244520812080 is 8021802544258.
It is a super-2 number, since 2×852445208120802 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 539385232 + ... + 539543248.
Almost surely, 285244520812080 is an apocalyptic number.
85244520812080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 85244520812080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116171771843232).
85244520812080 is an abundant number, since it is smaller than the sum of its proper divisors (147099022874384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85244520812080 is a wasteful number, since it uses less digits than its factorization.
85244520812080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158644 (or 158595 counting only the distinct ones).
The product of its (nonzero) digits is 1638400, while the sum is 49.
The spelling of 85244520812080 in words is "eighty-five trillion, two hundred forty-four billion, five hundred twenty million, eight hundred twelve thousand, eighty".
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