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5481760 = 25534261
BaseRepresentation
bin10100111010010100100000
3101022111120011
4110322110200
52400404020
6313254304
764410544
oct24722440
911274504
105481760
113104589
121a04394
13119c15b
14a29a24
1573435a
hex53a520

5481760 has 24 divisors (see below), whose sum is σ = 12951036. Its totient is φ = 2192640.

The previous prime is 5481757. The next prime is 5481767. The reversal of 5481760 is 671845.

It can be written as a sum of positive squares in 2 ways, for example, as 5035536 + 446224 = 2244^2 + 668^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (5481767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16971 + ... + 17290.

Almost surely, 25481760 is an apocalyptic number.

It is an amenable number.

5481760 is an abundant number, since it is smaller than the sum of its proper divisors (7469276).

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

5481760 is a wasteful number, since it uses less digits than its factorization.

5481760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34276 (or 34268 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 5481760 is about 2341.3158693350. The cubic root of 5481760 is about 176.3220686777.

It can be divided in two parts, 5481 and 760, that added together give a square (6241 = 792).

The spelling of 5481760 in words is "five million, four hundred eighty-one thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 34261 68522 137044 171305 274088 342610 548176 685220 1096352 1370440 2740880 5481760