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105068101 = 531982417
BaseRepresentation
bin1100100001100…
…11011001000101
321022201000100011
412100303121011
5203344134401
614231550221
72414030665
oct620633105
9238630304
10105068101
1154343246
122b22b371
13189c9598
14dd501a5
159356451
hex6433645

105068101 has 4 divisors (see below), whose sum is σ = 107050572. Its totient is φ = 103085632.

The previous prime is 105068099. The next prime is 105068107. The reversal of 105068101 is 101860501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69056100 + 36012001 = 8310^2 + 6001^2 .

It is a cyclic number.

It is not a de Polignac number, because 105068101 - 21 = 105068099 is a prime.

It is a super-2 number, since 2×1050681012 = 22078611695492402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105068107) 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, 991156 + ... + 991261.

It is an arithmetic number, because the mean of its divisors is an integer number (26762643).

Almost surely, 2105068101 is an apocalyptic number.

It is an amenable number.

105068101 is a deficient number, since it is larger than the sum of its proper divisors (1982471).

105068101 is an equidigital number, since it uses as much as digits as its factorization.

105068101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982470.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 105068101 is about 10250.2732158709. The cubic root of 105068101 is about 471.8713695377.

The spelling of 105068101 in words is "one hundred five million, sixty-eight thousand, one hundred one".

Divisors: 1 53 1982417 105068101