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105214126 = 252607063
BaseRepresentation
bin1100100010101…
…11000010101110
321022222102122111
412101113002232
5203413323001
614235034234
72415206503
oct621270256
9238872574
10105214126
1154432a26
122b29b97a
1318a4aba4
14dd8b4aa
159384851
hex64570ae

105214126 has 4 divisors (see below), whose sum is σ = 157821192. Its totient is φ = 52607062.

The previous prime is 105214111. The next prime is 105214127. The reversal of 105214126 is 621412501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 621412501 = 757782013.

It is a super-2 number, since 2×1052141262 = 22140024619887752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105214097 and 105214106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105214127) 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 as a sum of consecutive naturals, namely, 26303530 + ... + 26303533.

It is an arithmetic number, because the mean of its divisors is an integer number (39455298).

Almost surely, 2105214126 is an apocalyptic number.

105214126 is a deficient number, since it is larger than the sum of its proper divisors (52607066).

105214126 is an equidigital number, since it uses as much as digits as its factorization.

105214126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52607065.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 105214126 is about 10257.3937235538. The cubic root of 105214126 is about 472.0898726451.

Adding to 105214126 its reverse (621412501), we get a palindrome (726626627).

The spelling of 105214126 in words is "one hundred five million, two hundred fourteen thousand, one hundred twenty-six".

Divisors: 1 2 52607063 105214126