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53116446 = 238999469
BaseRepresentation
bin1100101010011…
…1111000011110
310200221121001210
43022213320132
5102044211241
65134245250
71213324305
oct312477036
9120847053
1053116446
1127a8a199
1215956826
13b009a66
1470a943c
1549e3316
hex32a7e1e

53116446 has 16 divisors (see below), whose sum is σ = 107427600. Its totient is φ = 17506368.

The previous prime is 53116433. The next prime is 53116447. The reversal of 53116446 is 64461135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53116447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49201 + ... + 50268.

It is an arithmetic number, because the mean of its divisors is an integer number (6714225).

Almost surely, 253116446 is an apocalyptic number.

53116446 is an abundant number, since it is smaller than the sum of its proper divisors (54311154).

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

53116446 is a wasteful number, since it uses less digits than its factorization.

53116446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99563.

The product of its digits is 8640, while the sum is 30.

The square root of 53116446 is about 7288.1030453747. The cubic root of 53116446 is about 375.9034713352.

The spelling of 53116446 in words is "fifty-three million, one hundred sixteen thousand, four hundred forty-six".

Divisors: 1 2 3 6 89 178 267 534 99469 198938 298407 596814 8852741 17705482 26558223 53116446