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105454037 = 138111849
BaseRepresentation
bin1100100100100…
…01100111010101
321100102121202002
412102101213111
5203444012122
614244125045
72420226113
oct622214725
9240377662
10105454037
11545871a7
122b396785
1318b03150
1410010ab3
1593d0992
hex64919d5

105454037 has 4 divisors (see below), whose sum is σ = 113565900. Its totient is φ = 97342176.

The previous prime is 105454001. The next prime is 105454049. The reversal of 105454037 is 730454501.

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 43375396 + 62078641 = 6586^2 + 7879^2 .

It is a cyclic number.

It is not a de Polignac number, because 105454037 - 214 = 105437653 is a prime.

It is a super-2 number, since 2×1054540372 = 22241107839194738, 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 (105454067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4055912 + ... + 4055937.

It is an arithmetic number, because the mean of its divisors is an integer number (28391475).

Almost surely, 2105454037 is an apocalyptic number.

It is an amenable number.

105454037 is a deficient number, since it is larger than the sum of its proper divisors (8111863).

105454037 is an equidigital number, since it uses as much as digits as its factorization.

105454037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8111862.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 105454037 is about 10269.0816045058. The cubic root of 105454037 is about 472.4484226523.

The spelling of 105454037 in words is "one hundred five million, four hundred fifty-four thousand, thirty-seven".

Divisors: 1 13 8111849 105454037