Search a number
-
+
5278160 = 245173881
BaseRepresentation
bin10100001000100111010000
3100221011021102
4110020213100
52322400120
6305043532
762602136
oct24104720
910834242
105278160
112a85618
1219265a8
13112a594
149b5756
156e3d75
hex5089d0

5278160 has 40 divisors (see below), whose sum is σ = 12996936. Its totient is φ = 1986560.

The previous prime is 5278151. The next prime is 5278171. The reversal of 5278160 is 618725.

It can be written as a sum of positive squares in 4 ways, for example, as 1373584 + 3904576 = 1172^2 + 1976^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

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, 581 + ... + 3300.

Almost surely, 25278160 is an apocalyptic number.

It is an amenable number.

5278160 is an abundant number, since it is smaller than the sum of its proper divisors (7718776).

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

5278160 is a wasteful number, since it uses less digits than its factorization.

5278160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911 (or 3905 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 5278160 is about 2297.4246451190. The cubic root of 5278160 is about 174.1115240474. Note that the first 3 decimals are identical.

The spelling of 5278160 in words is "five million, two hundred seventy-eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 340 680 1360 3881 7762 15524 19405 31048 38810 62096 65977 77620 131954 155240 263908 310480 329885 527816 659770 1055632 1319540 2639080 5278160