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105006101 = 251418351
BaseRepresentation
bin1100100001001…
…00010000010101
321022120212021212
412100210100111
5203340143401
614230351205
72413352144
oct620442025
9238525255
10105006101
1154300702
122b1bb505
13189a72b5
14dd3575b
159342dbb
hex6424415

105006101 has 4 divisors (see below), whose sum is σ = 105424704. Its totient is φ = 104587500.

The previous prime is 105006079. The next prime is 105006149. The reversal of 105006101 is 101600501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-105006101 is a prime.

It is a super-2 number, since 2×1050061012 = 22052562494444402, 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 (105006151) 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, 208925 + ... + 209426.

It is an arithmetic number, because the mean of its divisors is an integer number (26356176).

Almost surely, 2105006101 is an apocalyptic number.

It is an amenable number.

105006101 is a deficient number, since it is larger than the sum of its proper divisors (418603).

105006101 is an equidigital number, since it uses as much as digits as its factorization.

105006101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418602.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 105006101 is about 10247.2484599526. The cubic root of 105006101 is about 471.7785352042.

Adding to 105006101 its reverse (101600501), we get a palindrome (206606602).

The spelling of 105006101 in words is "one hundred five million, six thousand, one hundred one".

Divisors: 1 251 418351 105006101