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105056066 = 270174933
BaseRepresentation
bin1100100001100…
…00011101000010
321022200101211102
412100300131002
5203343243231
614231414402
72413650623
oct620603502
9238611742
10105056066
11543351a5
122b224402
13189c3c6b
14dd49a4a
159352acb
hex6430742

105056066 has 8 divisors (see below), whose sum is σ = 157811004. Its totient is φ = 52452400.

The previous prime is 105056047. The next prime is 105056069. The reversal of 105056066 is 660650501.

It can be written as a sum of positive squares in 2 ways, for example, as 102718225 + 2337841 = 10135^2 + 1529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1050560662 = 22073554006792712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105056069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36065 + ... + 38868.

Almost surely, 2105056066 is an apocalyptic number.

105056066 is a deficient number, since it is larger than the sum of its proper divisors (52754938).

105056066 is an equidigital number, since it uses as much as digits as its factorization.

105056066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75636.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 105056066 is about 10249.6861415362. The cubic root of 105056066 is about 471.8533520528.

The spelling of 105056066 in words is "one hundred five million, fifty-six thousand, sixty-six".

Divisors: 1 2 701 1402 74933 149866 52528033 105056066