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5480681 = 172911117
BaseRepresentation
bin10100111010000011101001
3101022110002012
4110322003221
52400340211
6313245305
764404443
oct24720351
911273065
105480681
113103798
121a03835
13119b80b
14a29493
15733d8b
hex53a0e9

5480681 has 8 divisors (see below), whose sum is σ = 6003720. Its totient is φ = 4979968.

The previous prime is 5480669. The next prime is 5480689. The reversal of 5480681 is 1860845.

It can be written as a sum of positive squares in 4 ways, for example, as 570025 + 4910656 = 755^2 + 2216^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5480681 - 26 = 5480617 is a prime.

It is a super-2 number, since 2×54806812 = 60075728447522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5480689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5066 + ... + 6051.

It is an arithmetic number, because the mean of its divisors is an integer number (750465).

Almost surely, 25480681 is an apocalyptic number.

It is an amenable number.

5480681 is a deficient number, since it is larger than the sum of its proper divisors (523039).

5480681 is a wasteful number, since it uses less digits than its factorization.

5480681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11163.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 5480681 is about 2341.0854320165. The cubic root of 5480681 is about 176.3104991577.

The spelling of 5480681 in words is "five million, four hundred eighty thousand, six hundred eighty-one".

Divisors: 1 17 29 493 11117 188989 322393 5480681