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52845260 = 22513238837
BaseRepresentation
bin1100100110010…
…1101011001100
310200102211001212
43021211223030
5102012022020
65124353552
71211114546
oct311455314
9120384055
1052845260
1127914476
12158458b8
13ac434b0
147038696
15498ccc5
hex3265acc

52845260 has 48 divisors (see below), whose sum is σ = 124721856. Its totient is φ = 18661632.

The previous prime is 52845259. The next prime is 52845277. The reversal of 52845260 is 6254825.

52845260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1562 + ... + 10398.

It is an arithmetic number, because the mean of its divisors is an integer number (2598372).

Almost surely, 252845260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52845260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62360928).

52845260 is an abundant number, since it is smaller than the sum of its proper divisors (71876596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52845260 is a wasteful number, since it uses less digits than its factorization.

52845260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8882 (or 8880 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 52845260 is about 7269.4745339674. The cubic root of 52845260 is about 375.2626545092.

The spelling of 52845260 in words is "fifty-two million, eight hundred forty-five thousand, two hundred sixty".

Divisors: 1 2 4 5 10 13 20 23 26 46 52 65 92 115 130 230 260 299 460 598 1196 1495 2990 5980 8837 17674 35348 44185 88370 114881 176740 203251 229762 406502 459524 574405 813004 1016255 1148810 2032510 2297620 2642263 4065020 5284526 10569052 13211315 26422630 52845260