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50130242 = 2191131231
BaseRepresentation
bin1011111100111…
…0110101000010
310111022212202122
42333032311002
5100313131432
64550244242
71146046211
oct277166502
9114285678
1050130242
112632a658
1214956682
13a502786
14692d078
154603612
hex2fced42

50130242 has 8 divisors (see below), whose sum is σ = 75589632. Its totient is φ = 24933700.

The previous prime is 50130187. The next prime is 50130251. The reversal of 50130242 is 24203105.

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

It is a self number, because there is not a number n which added to its sum of digits gives 50130242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65234 + ... + 65997.

It is an arithmetic number, because the mean of its divisors is an integer number (9448704).

Almost surely, 250130242 is an apocalyptic number.

50130242 is a deficient number, since it is larger than the sum of its proper divisors (25459390).

50130242 is a wasteful number, since it uses less digits than its factorization.

50130242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131424.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 50130242 is about 7080.2713224848. The cubic root of 50130242 is about 368.7227496094.

Adding to 50130242 its reverse (24203105), we get a palindrome (74333347).

The spelling of 50130242 in words is "fifty million, one hundred thirty thousand, two hundred forty-two".

Divisors: 1 2 191 382 131231 262462 25065121 50130242