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101411105 = 520282221
BaseRepresentation
bin1100000101101…
…10100100100001
321001211012212212
412002312210201
5201430123410
614021331505
72340660125
oct602664441
9231735785
10101411105
1152275734
1229b66b95
1318018b93
14d67b585
158d82b05
hex60b6921

101411105 has 4 divisors (see below), whose sum is σ = 121693332. Its totient is φ = 81128880.

The previous prime is 101411083. The next prime is 101411111. The reversal of 101411105 is 501114101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501114101 = 3116164971.

It can be written as a sum of positive squares in 2 ways, for example, as 51609856 + 49801249 = 7184^2 + 7057^2 .

It is not a de Polignac number, because 101411105 - 26 = 101411041 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 101411105.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10141106 + ... + 10141115.

It is an arithmetic number, because the mean of its divisors is an integer number (30423333).

Almost surely, 2101411105 is an apocalyptic number.

It is an amenable number.

101411105 is a deficient number, since it is larger than the sum of its proper divisors (20282227).

101411105 is an equidigital number, since it uses as much as digits as its factorization.

101411105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20282226.

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 101411105 is about 10070.3080886336. The cubic root of 101411105 is about 466.3319501749.

Adding to 101411105 its reverse (501114101), we get a palindrome (602525206).

The spelling of 101411105 in words is "one hundred one million, four hundred eleven thousand, one hundred five".

Divisors: 1 5 20282221 101411105