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50264407 = 232185409
BaseRepresentation
bin1011111110111…
…1100101010111
310111120200210201
42333233211113
5100331430112
64553201331
71150145314
oct277574527
9114520721
1050264407
1126411436
1214a00247
13a54b86b
146965d0b
15462d257
hex2fef957

50264407 has 4 divisors (see below), whose sum is σ = 52449840. Its totient is φ = 48078976.

The previous prime is 50264387. The next prime is 50264413. The reversal of 50264407 is 70446205.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50264407 is a prime.

It is a super-2 number, since 2×502644072 = 5053021222123298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50264447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092682 + ... + 1092727.

It is an arithmetic number, because the mean of its divisors is an integer number (13112460).

Almost surely, 250264407 is an apocalyptic number.

50264407 is a deficient number, since it is larger than the sum of its proper divisors (2185433).

50264407 is a wasteful number, since it uses less digits than its factorization.

50264407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185432.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 50264407 is about 7089.7395579810. The cubic root of 50264407 is about 369.0513976726.

The spelling of 50264407 in words is "fifty million, two hundred sixty-four thousand, four hundred seven".

Divisors: 1 23 2185409 50264407