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50254031 = 195414889
BaseRepresentation
bin1011111110110…
…1000011001111
310111120011120102
42333231003033
5100331112111
64553041315
71150103132
oct277550317
9114504512
1050254031
1126404663
12149b623b
13a546c19
146962219
15462a13b
hex2fed0cf

50254031 has 8 divisors (see below), whose sum is σ = 53007600. Its totient is φ = 47511360.

The previous prime is 50254021. The next prime is 50254049. The reversal of 50254031 is 13045205.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50254031 is a prime.

It is a super-2 number, since 2×502540312 = 5050935263497922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50253994 and 50254012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50254021) 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, 7835 + ... + 12723.

It is an arithmetic number, because the mean of its divisors is an integer number (6625950).

Almost surely, 250254031 is an apocalyptic number.

50254031 is a deficient number, since it is larger than the sum of its proper divisors (2753569).

50254031 is a wasteful number, since it uses less digits than its factorization.

50254031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5449.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 50254031 is about 7089.0077584948. The cubic root of 50254031 is about 369.0260016979.

Adding to 50254031 its reverse (13045205), we get a palindrome (63299236).

The spelling of 50254031 in words is "fifty million, two hundred fifty-four thousand, thirty-one".

Divisors: 1 19 541 4889 10279 92891 2644949 50254031