Base | Representation |
---|---|
bin | 110000100001101101… |
… | …111111011100101100 |
3 | 11222111022100002211000 |
4 | 300201231333130230 |
5 | 1323202424441134 |
6 | 35534205400300 |
7 | 3523134562512 |
oct | 604155773454 |
9 | 158438302730 |
10 | 52105312044 |
11 | 201090aa165 |
12 | a121b69090 |
13 | 4bb4c9a6b6 |
14 | 27441a04b2 |
15 | 154e60ae99 |
hex | c21b7f72c |
52105312044 has 24 divisors (see below), whose sum is σ = 135087846320. Its totient is φ = 17368437312.
The previous prime is 52105311997. The next prime is 52105312081. The reversal of 52105312044 is 44021350125.
It is a super-2 number, since 2×521053120442 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 52105311999 and 52105312017.
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, 241228189 + ... + 241228404.
Almost surely, 252105312044 is an apocalyptic number.
52105312044 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
52105312044 is an abundant number, since it is smaller than the sum of its proper divisors (82982534276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52105312044 is a wasteful number, since it uses less digits than its factorization.
52105312044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482456606 (or 482456598 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
Adding to 52105312044 its reverse (44021350125), we get a palindrome (96126662169).
The spelling of 52105312044 in words is "fifty-two billion, one hundred five million, three hundred twelve thousand, forty-four".
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