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50242669 = 1915716843
BaseRepresentation
bin1011111110101…
…0010001101101
310111112120222121
42333222101231
5100330231134
64552512541
71150025041
oct277522155
9114476877
1050242669
11263a7074
12149ab751
13a5419b9
14695c021
154626ab4
hex2fea46d

50242669 has 8 divisors (see below), whose sum is σ = 53227040. Its totient is φ = 47292336.

The previous prime is 50242663. The next prime is 50242691. The reversal of 50242669 is 96624205.

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

It is a cyclic number.

It is not a de Polignac number, because 50242669 - 25 = 50242637 is a prime.

It is a super-2 number, since 2×502426692 = 5048651576487122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50242663) 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, 5439 + ... + 11404.

It is an arithmetic number, because the mean of its divisors is an integer number (6653380).

Almost surely, 250242669 is an apocalyptic number.

It is an amenable number.

50242669 is a deficient number, since it is larger than the sum of its proper divisors (2984371).

50242669 is a wasteful number, since it uses less digits than its factorization.

50242669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17019.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 50242669 is about 7088.2063316470. The cubic root of 50242669 is about 368.9981884102.

The spelling of 50242669 in words is "fifty million, two hundred forty-two thousand, six hundred sixty-nine".

Divisors: 1 19 157 2983 16843 320017 2644351 50242669