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105020414 = 252510207
BaseRepresentation
bin1100100001001…
…11101111111110
321022121120220222
412100213233332
5203341123124
614230541342
72413441652
oct620475776
9238546828
10105020414
1154310434
122b207852
13189b0975
14dd3aa62
15934725e
hex6427bfe

105020414 has 4 divisors (see below), whose sum is σ = 157530624. Its totient is φ = 52510206.

The previous prime is 105020387. The next prime is 105020417. The reversal of 105020414 is 414020501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1050204142 = 22058574713462792, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 105020392 and 105020401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105020417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26255102 + ... + 26255105.

It is an arithmetic number, because the mean of its divisors is an integer number (39382656).

Almost surely, 2105020414 is an apocalyptic number.

105020414 is a deficient number, since it is larger than the sum of its proper divisors (52510210).

105020414 is an equidigital number, since it uses as much as digits as its factorization.

105020414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52510209.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 105020414 is about 10247.9468187535. The cubic root of 105020414 is about 471.7999697029.

Adding to 105020414 its reverse (414020501), we get a palindrome (519040915).

The spelling of 105020414 in words is "one hundred five million, twenty thousand, four hundred fourteen".

Divisors: 1 2 52510207 105020414