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94152005 = 518830401
BaseRepresentation
bin1011001110010…
…10010101000101
320120011102021022
411213022111011
5143100331010
613202000525
72222164433
oct547122505
9216142238
1094152005
1149167882
1227646145
1316676a5c
14c70bd53
1583ebd55
hex59ca545

94152005 has 4 divisors (see below), whose sum is σ = 112982412. Its totient is φ = 75321600.

The previous prime is 94151999. The next prime is 94152007. The reversal of 94152005 is 50025149.

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 39967684 + 54184321 = 6322^2 + 7361^2 .

It is not a de Polignac number, because 94152005 - 28 = 94151749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94152007) 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, 9415196 + ... + 9415205.

It is an arithmetic number, because the mean of its divisors is an integer number (28245603).

Almost surely, 294152005 is an apocalyptic number.

It is an amenable number.

94152005 is a deficient number, since it is larger than the sum of its proper divisors (18830407).

94152005 is a wasteful number, since it uses less digits than its factorization.

94152005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18830406.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 94152005 is about 9703.1956076336. The cubic root of 94152005 is about 454.9285481327.

The spelling of 94152005 in words is "ninety-four million, one hundred fifty-two thousand, five".

Divisors: 1 5 18830401 94152005