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50260660 = 2252513033
BaseRepresentation
bin1011111110111…
…0101010110100
310111120111122221
42333232222310
5100331320120
64553132124
71150131352
oct277565264
9114514587
1050260660
112640963a
12149ba044
13a549c48
1469647d2
15462c0aa
hex2feeab4

50260660 has 12 divisors (see below), whose sum is σ = 105547428. Its totient is φ = 20104256.

The previous prime is 50260633. The next prime is 50260709. The reversal of 50260660 is 6606205.

It can be written as a sum of positive squares in 2 ways, for example, as 30935844 + 19324816 = 5562^2 + 4396^2 .

It is a super-2 number, since 2×502606602 = 5052267887271200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256497 + ... + 1256536.

It is an arithmetic number, because the mean of its divisors is an integer number (8795619).

Almost surely, 250260660 is an apocalyptic number.

It is an amenable number.

50260660 is an abundant number, since it is smaller than the sum of its proper divisors (55286768).

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

50260660 is a wasteful number, since it uses less digits than its factorization.

50260660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513042 (or 2513040 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 50260660 is about 7089.4752979328. The cubic root of 50260660 is about 369.0422270352.

Adding to 50260660 its reverse (6606205), we get a palindrome (56866865).

The spelling of 50260660 in words is "fifty million, two hundred sixty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 2513033 5026066 10052132 12565165 25130330 50260660