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64361050 = 2521399017
BaseRepresentation
bin1111010110000…
…1001001011010
311111002212202121
43311201021122
5112434023200
610215251454
71411026355
oct365411132
9144085677
1064361050
113336a456
1219679b8a
1310445c80
14879529c
1559b4e1a
hex3d6125a

64361050 has 24 divisors (see below), whose sum is σ = 128921436. Its totient is φ = 23763840.

The previous prime is 64361047. The next prime is 64361057. The reversal of 64361050 is 5016346.

64361050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 249001 + 64112049 = 499^2 + 8007^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (64361057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48859 + ... + 50158.

Almost surely, 264361050 is an apocalyptic number.

64361050 is an abundant number, since it is smaller than the sum of its proper divisors (64560386).

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

64361050 is a wasteful number, since it uses less digits than its factorization.

64361050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99042 (or 99037 counting only the distinct ones).

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

The square root of 64361050 is about 8022.5338889904. The cubic root of 64361050 is about 400.7507774514.

Adding to 64361050 its reverse (5016346), we get a palindrome (69377396).

The spelling of 64361050 in words is "sixty-four million, three hundred sixty-one thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 99017 198034 495085 990170 1287221 2475425 2574442 4950850 6436105 12872210 32180525 64361050