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50061121 = 115877753
BaseRepresentation
bin1011111011110…
…1111101000001
310111012100221121
42332331331001
5100303423441
64544552241
71145340535
oct276757501
9114170847
1050061121
1126292730
1214922681
13a4aa186
146911bc5
1545dcdd1
hex2fbdf41

50061121 has 8 divisors (see below), whose sum is σ = 54712224. Its totient is φ = 45426720.

The previous prime is 50061119. The next prime is 50061149. The reversal of 50061121 is 12116005.

It is a happy number.

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 50061121 - 21 = 50061119 is a prime.

It is a super-2 number, since 2×500611212 = 5012231671553282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50061095 and 50061104.

It is not an unprimeable number, because it can be changed into a prime (50062121) 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, 2581 + ... + 10333.

It is an arithmetic number, because the mean of its divisors is an integer number (6839028).

Almost surely, 250061121 is an apocalyptic number.

It is an amenable number.

50061121 is a deficient number, since it is larger than the sum of its proper divisors (4651103).

50061121 is a wasteful number, since it uses less digits than its factorization.

50061121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8351.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 50061121 is about 7075.3883992329. The cubic root of 50061121 is about 368.5532031974.

Adding to 50061121 its reverse (12116005), we get a palindrome (62177126).

Subtracting from 50061121 its reverse (12116005), we obtain a triangular number (37945116 = T8711).

The spelling of 50061121 in words is "fifty million, sixty-one thousand, one hundred twenty-one".

Divisors: 1 11 587 6457 7753 85283 4551011 50061121