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50130504 = 2332696257
BaseRepresentation
bin1011111100111…
…0111001001000
310111022220010100
42333032321020
5100313134004
64550245400
71146050034
oct277167110
9114286110
1050130504
112632a876
1214956860
13a502928
14692d1c4
154603739
hex2fcee48

50130504 has 24 divisors (see below), whose sum is σ = 135770310. Its totient is φ = 16710144.

The previous prime is 50130497. The next prime is 50130551. The reversal of 50130504 is 40503105.

It can be written as a sum of positive squares in only one way, i.e., 49028004 + 1102500 = 7002^2 + 1050^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 348057 + ... + 348200.

Almost surely, 250130504 is an apocalyptic number.

It is an amenable number.

50130504 is an abundant number, since it is smaller than the sum of its proper divisors (85639806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50130504 is a wasteful number, since it uses less digits than its factorization.

50130504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696269 (or 696262 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 50130504 is about 7080.2898245764. The cubic root of 50130504 is about 368.7233919707.

Adding to 50130504 its reverse (40503105), we get a palindrome (90633609).

The spelling of 50130504 in words is "fifty million, one hundred thirty thousand, five hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 696257 1392514 2088771 2785028 4177542 5570056 6266313 8355084 12532626 16710168 25065252 50130504