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105542714 = 252771357
BaseRepresentation
bin1100100101001…
…11010000111010
321100121010101102
412102213100322
5204004331324
614250051402
72421045464
oct622472072
9240533342
10105542714
1154637892
122b419b62
1318b34614
1410035134
1593ebdae
hex64a743a

105542714 has 4 divisors (see below), whose sum is σ = 158314074. Its totient is φ = 52771356.

The previous prime is 105542711. The next prime is 105542719. The reversal of 105542714 is 417245501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 417245501 = 1724543853.

It can be written as a sum of positive squares in only one way, i.e., 104387089 + 1155625 = 10217^2 + 1075^2 .

It is a super-2 number, since 2×1055427142 = 22278528956971592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105542711) 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, 26385677 + ... + 26385680.

Almost surely, 2105542714 is an apocalyptic number.

105542714 is a deficient number, since it is larger than the sum of its proper divisors (52771360).

105542714 is an equidigital number, since it uses as much as digits as its factorization.

105542714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52771359.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 105542714 is about 10273.3983666555. The cubic root of 105542714 is about 472.5808138883.

The spelling of 105542714 in words is "one hundred five million, five hundred forty-two thousand, seven hundred fourteen".

Divisors: 1 2 52771357 105542714