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105814801 = 494321407
BaseRepresentation
bin1100100111010…
…01101100010001
321101002221121201
412103221230101
5204042033201
614255551201
72423260651
oct623515421
9241087551
10105814801
1154803254
122b52b501
1318bcb411
14100a6361
159452801
hex64e9b11

105814801 has 4 divisors (see below), whose sum is σ = 105841152. Its totient is φ = 105788452.

The previous prime is 105814799. The next prime is 105814829. The reversal of 105814801 is 108418501.

It is the 4200-th star number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 105814801 - 21 = 105814799 is a prime.

It is a super-2 number, since 2×1058148012 = 22393544221339202, 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 105814801.

It is not an unprimeable number, because it can be changed into a prime (105814861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5761 + ... + 15646.

It is an arithmetic number, because the mean of its divisors is an integer number (26460288).

Almost surely, 2105814801 is an apocalyptic number.

It is an amenable number.

105814801 is a deficient number, since it is larger than the sum of its proper divisors (26351).

105814801 is an equidigital number, since it uses as much as digits as its factorization.

105814801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26350.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 105814801 is about 10286.6321505146. The cubic root of 105814801 is about 472.9865667004.

The spelling of 105814801 in words is "one hundred five million, eight hundred fourteen thousand, eight hundred one".

Divisors: 1 4943 21407 105814801