Base | Representation |
---|---|
bin | 110001010000100001… |
… | …010110011011111001 |
3 | 12001112000212011220020 |
4 | 301100201112123321 |
5 | 1331304433334411 |
6 | 40144135321053 |
7 | 3551451031401 |
oct | 612041263371 |
9 | 161460764806 |
10 | 52890527481 |
11 | 20481362140 |
12 | a300b20189 |
13 | 4cab87500c |
14 | 27ba59b801 |
15 | 1598512606 |
hex | c508566f9 |
52890527481 has 16 divisors (see below), whose sum is σ = 78720787200. Its totient is φ = 31309402320.
The previous prime is 52890527441. The next prime is 52890527491. The reversal of 52890527481 is 18472509825.
It is not a de Polignac number, because 52890527481 - 211 = 52890525433 is a prime.
It is a super-2 number, since 2×528905274812 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (52890527401) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 18635131 + ... + 18637968.
It is an arithmetic number, because the mean of its divisors is an integer number (4920049200).
Almost surely, 252890527481 is an apocalyptic number.
It is an amenable number.
52890527481 is a deficient number, since it is larger than the sum of its proper divisors (25830259719).
52890527481 is a wasteful number, since it uses less digits than its factorization.
52890527481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37273156.
The product of its (nonzero) digits is 1612800, while the sum is 51.
The spelling of 52890527481 in words is "fifty-two billion, eight hundred ninety million, five hundred twenty-seven thousand, four hundred eighty-one".
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