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5213061 = 327211821
BaseRepresentation
bin10011111000101110000101
3100210211222100
4103320232011
52313304221
6303422313
762211300
oct23705605
910724870
105213061
112a40717
1218b4999
131106a69
14999b37
156ce926
hex4f8b85

5213061 has 18 divisors (see below), whose sum is σ = 8760102. Its totient is φ = 2978640.

The previous prime is 5213059. The next prime is 5213077. The reversal of 5213061 is 1603125.

5213061 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3572100 + 1640961 = 1890^2 + 1281^2 .

It is not a de Polignac number, because 5213061 - 21 = 5213059 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213081) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5470 + ... + 6351.

Almost surely, 25213061 is an apocalyptic number.

It is an amenable number.

5213061 is a deficient number, since it is larger than the sum of its proper divisors (3547041).

5213061 is a wasteful number, since it uses less digits than its factorization.

5213061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11841 (or 11831 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5213061 is about 2283.2128678684. The cubic root of 5213061 is about 173.3927504223.

Adding to 5213061 its reverse (1603125), we get a palindrome (6816186).

The spelling of 5213061 in words is "five million, two hundred thirteen thousand, sixty-one".

Divisors: 1 3 7 9 21 49 63 147 441 11821 35463 82747 106389 248241 579229 744723 1737687 5213061