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50130830 = 255013083
BaseRepresentation
bin1011111100111…
…0111110001110
310111022220120102
42333032332032
5100313141310
64550251102
71146051011
oct277167616
9114286512
1050130830
1126330042
1214956a92
13a502b19
14692d378
1546038a5
hex2fcef8e

50130830 has 8 divisors (see below), whose sum is σ = 90235512. Its totient is φ = 20052328.

The previous prime is 50130809. The next prime is 50130833. The reversal of 50130830 is 3803105.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50130833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2506532 + ... + 2506551.

It is an arithmetic number, because the mean of its divisors is an integer number (11279439).

Almost surely, 250130830 is an apocalyptic number.

50130830 is a deficient number, since it is larger than the sum of its proper divisors (40104682).

50130830 is a wasteful number, since it uses less digits than its factorization.

50130830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5013090.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 50130830 is about 7080.3128461954. The cubic root of 50130830 is about 368.7241912417.

Adding to 50130830 its reverse (3803105), we get a palindrome (53933935).

The spelling of 50130830 in words is "fifty million, one hundred thirty thousand, eight hundred thirty".

Divisors: 1 2 5 10 5013083 10026166 25065415 50130830