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50135111 = 1337104231
BaseRepresentation
bin1011111101000…
…0000001000111
310111100010102222
42333100001013
5100313310421
64550322555
71146066335
oct277200107
9114303388
1050135111
1126333284
121495945b
13a504a60
146930b55
154604cab
hex2fd0047

50135111 has 8 divisors (see below), whose sum is σ = 55451424. Its totient is φ = 45027360.

The previous prime is 50135093. The next prime is 50135123. The reversal of 50135111 is 11153105.

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 50135111 - 26 = 50135047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50135111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50135131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51635 + ... + 52596.

It is an arithmetic number, because the mean of its divisors is an integer number (6931428).

Almost surely, 250135111 is an apocalyptic number.

50135111 is a deficient number, since it is larger than the sum of its proper divisors (5316313).

50135111 is a wasteful number, since it uses less digits than its factorization.

50135111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104281.

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 50135111 is about 7080.6151568914. The cubic root of 50135111 is about 368.7346868677.

Adding to 50135111 its reverse (11153105), we get a palindrome (61288216).

The spelling of 50135111 in words is "fifty million, one hundred thirty-five thousand, one hundred eleven".

Divisors: 1 13 37 481 104231 1355003 3856547 50135111