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50275869 = 372639103
BaseRepresentation
bin1011111111001…
…0011000011101
310111121021112020
42333302120131
5100332311434
64553330353
71150223610
oct277623035
9114537466
1050275869
112641a006
1214a069b9
13a553b47
14696a177
154631849
hex2ff261d

50275869 has 16 divisors (see below), whose sum is σ = 76910592. Its totient is φ = 28616688.

The previous prime is 50275807. The next prime is 50275873. The reversal of 50275869 is 96857205.

It is not a de Polignac number, because 50275869 - 213 = 50267677 is a prime.

It is a super-2 number, since 2×502758692 = 5055326007410322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50275869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50275889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972 + ... + 10074.

It is an arithmetic number, because the mean of its divisors is an integer number (4806912).

Almost surely, 250275869 is an apocalyptic number.

It is an amenable number.

50275869 is a deficient number, since it is larger than the sum of its proper divisors (26634723).

50275869 is a wasteful number, since it uses less digits than its factorization.

50275869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9376.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 50275869 is about 7090.5478631767. The cubic root of 50275869 is about 369.0794476446.

The spelling of 50275869 in words is "fifty million, two hundred seventy-five thousand, eight hundred sixty-nine".

Divisors: 1 3 7 21 263 789 1841 5523 9103 27309 63721 191163 2394089 7182267 16758623 50275869