Search a number
-
+
50375739 = 3113181821
BaseRepresentation
bin1100000000101…
…0110000111011
310111210100112010
43000022300323
5100344010424
64555421003
71151121021
oct300126073
9114710463
1050375739
1126488047
1214a54763
13a58a43b
146994711
154651229
hex300ac3b

50375739 has 16 divisors (see below), whose sum is σ = 68219424. Its totient is φ = 33062400.

The previous prime is 50375737. The next prime is 50375779. The reversal of 50375739 is 93757305.

It is not a de Polignac number, because 50375739 - 21 = 50375737 is a prime.

It is a super-2 number, since 2×503757392 = 5075430159592242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50375697 and 50375706.

It is not an unprimeable number, because it can be changed into a prime (50375737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60949 + ... + 61769.

It is an arithmetic number, because the mean of its divisors is an integer number (4263714).

Almost surely, 250375739 is an apocalyptic number.

50375739 is a deficient number, since it is larger than the sum of its proper divisors (17843685).

50375739 is a wasteful number, since it uses less digits than its factorization.

50375739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118.

The product of its (nonzero) digits is 99225, while the sum is 39.

The square root of 50375739 is about 7097.5868434278. The cubic root of 50375739 is about 369.3236707372.

The spelling of 50375739 in words is "fifty million, three hundred seventy-five thousand, seven hundred thirty-nine".

Divisors: 1 3 113 181 339 543 821 2463 20453 61359 92773 148601 278319 445803 16791913 50375739