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50012401 = 109345757
BaseRepresentation
bin1011111011001…
…0000011110001
310111002220010011
42332302003301
5100300344101
64543534521
71145045515
oct276620361
9114086104
1050012401
112625a06a
12148ba441
13a490c4a
1468dc145
1545cd751
hex2fb20f1

50012401 has 4 divisors (see below), whose sum is σ = 50059252. Its totient is φ = 49965552.

The previous prime is 50012399. The next prime is 50012407. The reversal of 50012401 is 10421005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33005025 + 17007376 = 5745^2 + 4124^2 .

It is a cyclic number.

It is not a de Polignac number, because 50012401 - 21 = 50012399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50012407) 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, 21786 + ... + 23971.

It is an arithmetic number, because the mean of its divisors is an integer number (12514813).

Almost surely, 250012401 is an apocalyptic number.

It is an amenable number.

50012401 is a deficient number, since it is larger than the sum of its proper divisors (46851).

50012401 is a wasteful number, since it uses less digits than its factorization.

50012401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46850.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 50012401 is about 7071.9446406204. The cubic root of 50012401 is about 368.4336044628.

Adding to 50012401 its reverse (10421005), we get a palindrome (60433406).

The spelling of 50012401 in words is "fifty million, twelve thousand, four hundred one".

Divisors: 1 1093 45757 50012401