Base | Representation |
---|---|
bin | 11100101100000111110… |
… | …01011100111110101110 |
3 | 10111020102100002010122121 |
4 | 32112003321130332232 |
5 | 112122314124340430 |
6 | 2032504014103154 |
7 | 131135030016211 |
oct | 16260371347656 |
9 | 3436370063577 |
10 | 985760386990 |
11 | 350071048985 |
12 | 13b0691aaaba |
13 | 71c59143022 |
14 | 359d51d9778 |
15 | 1a9965a1a7a |
hex | e583e5cfae |
985760386990 has 16 divisors (see below), whose sum is σ = 1774414561248. Its totient is φ = 394293962656.
The previous prime is 985760386967. The next prime is 985760387011. The reversal of 985760386990 is 99683067589.
It is a super-2 number, since 2×9857603869902 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861442 + ... + 1647301.
It is an arithmetic number, because the mean of its divisors is an integer number (110900910078).
Almost surely, 2985760386990 is an apocalyptic number.
985760386990 is a deficient number, since it is larger than the sum of its proper divisors (788654174258).
985760386990 is a wasteful number, since it uses less digits than its factorization.
985760386990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2548043.
The product of its (nonzero) digits is 176359680, while the sum is 70.
The spelling of 985760386990 in words is "nine hundred eighty-five billion, seven hundred sixty million, three hundred eighty-six thousand, nine hundred ninety".
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