Base | Representation |
---|---|
bin | 110000100011001101… |
… | …011011101110011110 |
3 | 11222120001102020010101 |
4 | 300203031123232132 |
5 | 1323230331102200 |
6 | 35540501531314 |
7 | 3523560335623 |
oct | 604315335636 |
9 | 158501366111 |
10 | 52130331550 |
11 | 20121238740 |
12 | a12a413b3a |
13 | 4bba21a73b |
14 | 274763434a |
15 | 15518ee26a |
hex | c2335bb9e |
52130331550 has 48 divisors (see below), whose sum is σ = 107356021632. Its totient is φ = 18673538400.
The previous prime is 52130331527. The next prime is 52130331551. The reversal of 52130331550 is 5513303125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52130331551) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 670482 + ... + 744181.
It is an arithmetic number, because the mean of its divisors is an integer number (2236583784).
Almost surely, 252130331550 is an apocalyptic number.
52130331550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
52130331550 is an abundant number, since it is smaller than the sum of its proper divisors (55225690082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52130331550 is a wasteful number, since it uses less digits than its factorization.
52130331550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1414753 (or 1414748 counting only the distinct ones).
The product of its (nonzero) digits is 6750, while the sum is 28.
Adding to 52130331550 its reverse (5513303125), we get a palindrome (57643634675).
The spelling of 52130331550 in words is "fifty-two billion, one hundred thirty million, three hundred thirty-one thousand, five hundred fifty".
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