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50110101 = 3217327517
BaseRepresentation
bin1011111100100…
…1111010010101
310111021212010200
42333021322111
5100312010401
64550011113
71145633406
oct277117225
9114255120
1050110101
1126316508
1214946a99
13a4c6562
1469259ad
1545ec686
hex2fc9e95

50110101 has 12 divisors (see below), whose sum is σ = 76639212. Its totient is φ = 31441536.

The previous prime is 50110091. The next prime is 50110111. The reversal of 50110101 is 10101105.

It is an interprime number because it is at equal distance from previous prime (50110091) and next prime (50110111).

It can be written as a sum of positive squares in 2 ways, for example, as 25100100 + 25010001 = 5010^2 + 5001^2 .

It is not a de Polignac number, because 50110101 - 214 = 50093717 is a prime.

It is a super-2 number, since 2×501101012 = 5022044444460402, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50110111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163606 + ... + 163911.

It is an arithmetic number, because the mean of its divisors is an integer number (6386601).

Almost surely, 250110101 is an apocalyptic number.

50110101 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

50110101 is a deficient number, since it is larger than the sum of its proper divisors (26529111).

50110101 is a wasteful number, since it uses less digits than its factorization.

50110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327540 (or 327537 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 50110101 is about 7078.8488470937. The cubic root of 50110101 is about 368.6733619915.

Adding to 50110101 its reverse (10101105), we get a palindrome (60211206).

The spelling of 50110101 in words is "fifty million, one hundred ten thousand, one hundred one".

Divisors: 1 3 9 17 51 153 327517 982551 2947653 5567789 16703367 50110101