Base | Representation |
---|---|
bin | 110000100001101101… |
… | …111111100100010100 |
3 | 11222111022100010111002 |
4 | 300201231333210110 |
5 | 1323202430000112 |
6 | 35534205402432 |
7 | 3523134564110 |
oct | 604155774424 |
9 | 158438303432 |
10 | 52105312532 |
11 | 201090aa569 |
12 | a121b69418 |
13 | 4bb4c9a9a0 |
14 | 27441a0740 |
15 | 154e60b1c2 |
hex | c21b7f914 |
52105312532 has 24 divisors (see below), whose sum is σ = 112226827776. Its totient is φ = 20613090528.
The previous prime is 52105312531. The next prime is 52105312543. The reversal of 52105312532 is 23521350125.
52105312532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 52105312495 and 52105312504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52105312531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71572868 + ... + 71573595.
It is an arithmetic number, because the mean of its divisors is an integer number (4676117824).
Almost surely, 252105312532 is an apocalyptic number.
52105312532 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
52105312532 is an abundant number, since it is smaller than the sum of its proper divisors (60121515244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52105312532 is a wasteful number, since it uses less digits than its factorization.
52105312532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143146487 (or 143146485 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 29.
Adding to 52105312532 its reverse (23521350125), we get a palindrome (75626662657).
The spelling of 52105312532 in words is "fifty-two billion, one hundred five million, three hundred twelve thousand, five hundred thirty-two".
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