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5078660 = 2251971289
BaseRepresentation
bin10011010111111010000100
3100120000121112
4103113322010
52300004120
6300504152
761111406
oct23277204
910500545
105078660
112959744
12184b058
13108a832
14962b76
156a4bc5
hex4d7e84

5078660 has 24 divisors (see below), whose sum is σ = 10727640. Its totient is φ = 2019584.

The previous prime is 5078659. The next prime is 5078663. The reversal of 5078660 is 668705.

It can be written as a sum of positive squares in 4 ways, for example, as 2669956 + 2408704 = 1634^2 + 1552^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5078663) 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, 3296 + ... + 4584.

It is an arithmetic number, because the mean of its divisors is an integer number (446985).

Almost surely, 25078660 is an apocalyptic number.

It is an amenable number.

5078660 is an abundant number, since it is smaller than the sum of its proper divisors (5648980).

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

5078660 is a wasteful number, since it uses less digits than its factorization.

5078660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495 (or 1493 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 5078660 is about 2253.5882498806. The cubic root of 5078660 is about 171.8896443720.

The spelling of 5078660 in words is "five million, seventy-eight thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 197 394 788 985 1289 1970 2578 3940 5156 6445 12890 25780 253933 507866 1015732 1269665 2539330 5078660