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50231883 = 3131287997
BaseRepresentation
bin1011111110011…
…1101001001011
310111112001012010
42333213221023
5100324410013
64552351003
71146651432
oct277475113
9114461163
1050231883
1126399a59
12149a5463
13a539b10
146958119
1546237c3
hex2fe7a4b

50231883 has 8 divisors (see below), whose sum is σ = 72127888. Its totient is φ = 30911904.

The previous prime is 50231813. The next prime is 50231891. The reversal of 50231883 is 38813205.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-50231883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50231883.

It is not an unprimeable number, because it can be changed into a prime (50231813) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 643960 + ... + 644037.

It is an arithmetic number, because the mean of its divisors is an integer number (9015986).

Almost surely, 250231883 is an apocalyptic number.

50231883 is a deficient number, since it is larger than the sum of its proper divisors (21896005).

50231883 is a wasteful number, since it uses less digits than its factorization.

50231883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288013.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 50231883 is about 7087.4454495255. The cubic root of 50231883 is about 368.9717812455.

It can be divided in two parts, 502 and 31883, that added together give a triangular number (32385 = T254).

The spelling of 50231883 in words is "fifty million, two hundred thirty-one thousand, eight hundred eighty-three".

Divisors: 1 3 13 39 1287997 3863991 16743961 50231883