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105001115 = 5101207923
BaseRepresentation
bin1100100001000…
…11000010011011
321022120121110012
412100203002123
5203340013430
614230312135
72413331462
oct620430233
9238517405
10105001115
11542a798a
122b1b864b
13189a4c4b
14dd339d9
159341695
hex642309b

105001115 has 8 divisors (see below), whose sum is σ = 127249488. Its totient is φ = 83168800.

The previous prime is 105001097. The next prime is 105001151. The reversal of 105001115 is 511100501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105001115 - 26 = 105001051 is a prime.

It is a super-2 number, since 2×1050011152 = 22050468302486450, which contains 22 as substring.

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 105001115.

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 7 ways as a sum of consecutive naturals, for example, 103457 + ... + 104466.

It is an arithmetic number, because the mean of its divisors is an integer number (15906186).

Almost surely, 2105001115 is an apocalyptic number.

105001115 is a deficient number, since it is larger than the sum of its proper divisors (22248373).

105001115 is a wasteful number, since it uses less digits than its factorization.

105001115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208029.

The product of its (nonzero) digits is 25, while the sum is 14.

The square root of 105001115 is about 10247.0051722442. The cubic root of 105001115 is about 471.7710679396.

Adding to 105001115 its reverse (511100501), we get a palindrome (616101616).

The spelling of 105001115 in words is "one hundred five million, one thousand, one hundred fifteen".

Divisors: 1 5 101 505 207923 1039615 21000223 105001115