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105025893 = 375001233
BaseRepresentation
bin1100100001010…
…01000101100101
321022121212102220
412100221011211
5203341312033
614231022553
72413463640
oct620510545
9238555386
10105025893
1154314565
122b20aa59
13189b32cb
14dd3ca57
159348bb3
hex6429165

105025893 has 8 divisors (see below), whose sum is σ = 160039488. Its totient is φ = 60014784.

The previous prime is 105025891. The next prime is 105025919. The reversal of 105025893 is 398520501.

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

It is not a de Polignac number, because 105025893 - 21 = 105025891 is a prime.

It is a super-2 number, since 2×1050258932 = 22060876400894898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105025891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500596 + ... + 2500637.

It is an arithmetic number, because the mean of its divisors is an integer number (20004936).

Almost surely, 2105025893 is an apocalyptic number.

It is an amenable number.

105025893 is a deficient number, since it is larger than the sum of its proper divisors (55013595).

105025893 is an equidigital number, since it uses as much as digits as its factorization.

105025893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001243.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 105025893 is about 10248.2141371070. The cubic root of 105025893 is about 471.8081742889.

The spelling of 105025893 in words is "one hundred five million, twenty-five thousand, eight hundred ninety-three".

Divisors: 1 3 7 21 5001233 15003699 35008631 105025893