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50150121 = 372388101
BaseRepresentation
bin1011111101001…
…1101011101001
310111100220000220
42333103223221
5100314300441
64550520253
71146161160
oct277235351
9114326026
1050150121
112634358a
1214966089
13a50b838
1469363d7
154609466
hex2fd3ae9

50150121 has 8 divisors (see below), whose sum is σ = 76419264. Its totient is φ = 28657200.

The previous prime is 50150117. The next prime is 50150123. The reversal of 50150121 is 12105105.

Adding to 50150121 its reverse (12105105), we get a palindrome (62255226).

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

It is not a de Polignac number, because 50150121 - 22 = 50150117 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50150121.

It is not an unprimeable number, because it can be changed into a prime (50150123) 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, 1194030 + ... + 1194071.

It is an arithmetic number, because the mean of its divisors is an integer number (9552408).

Almost surely, 250150121 is an apocalyptic number.

It is an amenable number.

50150121 is a deficient number, since it is larger than the sum of its proper divisors (26269143).

50150121 is a wasteful number, since it uses less digits than its factorization.

50150121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2388111.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 50150121 is about 7081.6750137238. The cubic root of 50150121 is about 368.7714818090.

The spelling of 50150121 in words is "fifty million, one hundred fifty thousand, one hundred twenty-one".

Divisors: 1 3 7 21 2388101 7164303 16716707 50150121