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5640130 = 25564013
BaseRepresentation
bin10101100000111111000010
3101121112210201
4111200333002
52420441010
6320515414
765640346
oct25407702
911545721
105640130
113202571
121a7bb6a
131226272
14a6b626
1576623a
hex560fc2

5640130 has 8 divisors (see below), whose sum is σ = 10152252. Its totient is φ = 2256048.

The previous prime is 5640119. The next prime is 5640149. The reversal of 5640130 is 310465.

It can be written as a sum of positive squares in 2 ways, for example, as 5555449 + 84681 = 2357^2 + 291^2 .

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

It is a super-2 number, since 2×56401302 = 63622132833800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5640098 and 5640107.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 281997 + ... + 282016.

Almost surely, 25640130 is an apocalyptic number.

5640130 is a deficient number, since it is larger than the sum of its proper divisors (4512122).

5640130 is a wasteful number, since it uses less digits than its factorization.

5640130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564020.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 5640130 is about 2374.8957871873. The cubic root of 5640130 is about 178.0039766818.

Adding to 5640130 its reverse (310465), we get a palindrome (5950595).

It can be divided in two parts, 56 and 40130, that added together give a triangular number (40186 = T283).

The spelling of 5640130 in words is "five million, six hundred forty thousand, one hundred thirty".

Divisors: 1 2 5 10 564013 1128026 2820065 5640130