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105054001 = 138081077
BaseRepresentation
bin1100100001011…
…11111100110001
321022200021222221
412100233330301
5203343212001
614231401041
72413641613
oct620577461
9238607887
10105054001
1154333698
122b223181
13189c3040
14dd48db3
1593521a1
hex642ff31

105054001 has 4 divisors (see below), whose sum is σ = 113135092. Its totient is φ = 96972912.

The previous prime is 105053969. The next prime is 105054049. The reversal of 105054001 is 100450501.

It is a happy number.

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 40653376 + 64400625 = 6376^2 + 8025^2 .

It is a cyclic number.

It is not a de Polignac number, because 105054001 - 25 = 105053969 is a prime.

It is a super-2 number, since 2×1050540012 = 22072686252216002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105058001) 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, 4040526 + ... + 4040551.

It is an arithmetic number, because the mean of its divisors is an integer number (28283773).

Almost surely, 2105054001 is an apocalyptic number.

It is an amenable number.

105054001 is a deficient number, since it is larger than the sum of its proper divisors (8081091).

105054001 is an equidigital number, since it uses as much as digits as its factorization.

105054001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8081090.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 105054001 is about 10249.5854062494. The cubic root of 105054001 is about 471.8502604225.

The spelling of 105054001 in words is "one hundred five million, fifty-four thousand, one".

Divisors: 1 13 8081077 105054001