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105414242 = 2194364513
BaseRepresentation
bin1100100100001…
…11111001100010
321100100121011012
412102013321202
5203441223432
614243220522
72420002103
oct622077142
9240317135
10105414242
115455a30a
122b377742
1318abacbb
14100003aa
1593c3cb2
hex6487e62

105414242 has 16 divisors (see below), whose sum is σ = 170316960. Its totient is φ = 48771072.

The previous prime is 105414193. The next prime is 105414269. The reversal of 105414242 is 242414501.

It is a super-2 number, since 2×1054142422 = 22224324832869128, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 30623 + ... + 33890.

It is an arithmetic number, because the mean of its divisors is an integer number (10644810).

Almost surely, 2105414242 is an apocalyptic number.

105414242 is a deficient number, since it is larger than the sum of its proper divisors (64902718).

105414242 is a wasteful number, since it uses less digits than its factorization.

105414242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64577.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 105414242 is about 10267.1438092587. The cubic root of 105414242 is about 472.3889861717.

Adding to 105414242 its reverse (242414501), we get a palindrome (347828743).

The spelling of 105414242 in words is "one hundred five million, four hundred fourteen thousand, two hundred forty-two".

Divisors: 1 2 19 38 43 86 817 1634 64513 129026 1225747 2451494 2774059 5548118 52707121 105414242