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105114121 = 718182963
BaseRepresentation
bin1100100001111…
…10101000001001
321022210100110121
412100332220021
5203402122441
614232543241
72414312110
oct620765011
9238710417
10105114121
1154374882
122b251b21
1318a14508
14dd62c77
159364dd1
hex643ea09

105114121 has 8 divisors (see below), whose sum is σ = 120795584. Its totient is φ = 89598960.

The previous prime is 105114103. The next prime is 105114131. The reversal of 105114121 is 121411501.

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 105114121 - 29 = 105113609 is a prime.

It is a super-2 number, since 2×1051141212 = 22097956867205282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105114095 and 105114104.

It is not an unprimeable number, because it can be changed into a prime (105114101) 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, 40215 + ... + 42748.

It is an arithmetic number, because the mean of its divisors is an integer number (15099448).

Almost surely, 2105114121 is an apocalyptic number.

It is an amenable number.

105114121 is a deficient number, since it is larger than the sum of its proper divisors (15681463).

105114121 is an equidigital number, since it uses as much as digits as its factorization.

105114121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83151.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 105114121 is about 10252.5177883289. The cubic root of 105114121 is about 471.9402529588.

Adding to 105114121 its reverse (121411501), we get a palindrome (226525622).

The spelling of 105114121 in words is "one hundred five million, one hundred fourteen thousand, one hundred twenty-one".

Divisors: 1 7 181 1267 82963 580741 15016303 105114121