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94240141 = 229411529
BaseRepresentation
bin1011001110111…
…11110110001101
320120022220011121
411213133312031
5143111141031
613203520541
72223012412
oct547376615
9216286147
1094240141
1149218016
1227689151
13166a7bc8
14c732109
158418011
hex59dfd8d

94240141 has 4 divisors (see below), whose sum is σ = 94651900. Its totient is φ = 93828384.

The previous prime is 94240117. The next prime is 94240151. The reversal of 94240141 is 14104249.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14104249 = 37337813.

It can be written as a sum of positive squares in 2 ways, for example, as 73034116 + 21206025 = 8546^2 + 4605^2 .

It is a cyclic number.

It is not a de Polignac number, because 94240141 - 211 = 94238093 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 (94240151) 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, 205536 + ... + 205993.

It is an arithmetic number, because the mean of its divisors is an integer number (23662975).

Almost surely, 294240141 is an apocalyptic number.

It is an amenable number.

94240141 is a deficient number, since it is larger than the sum of its proper divisors (411759).

94240141 is a wasteful number, since it uses less digits than its factorization.

94240141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411758.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 94240141 is about 9707.7361418613. The cubic root of 94240141 is about 455.0704572290.

The spelling of 94240141 in words is "ninety-four million, two hundred forty thousand, one hundred forty-one".

Divisors: 1 229 411529 94240141