Search a number
-
+
94408129 = 450720947
BaseRepresentation
bin1011010000010…
…00110111000001
320120122102121101
411220020313001
5143132030004
613211254401
72224312234
oct550106701
9216572541
1094408129
1149322252
122774a401
13167364ca
14c77741b
15844cba4
hex5a08dc1

94408129 has 4 divisors (see below), whose sum is σ = 94433584. Its totient is φ = 94382676.

The previous prime is 94408121. The next prime is 94408141. The reversal of 94408129 is 92180449.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 92180449 = 541170389.

It is a cyclic number.

It is not a de Polignac number, because 94408129 - 23 = 94408121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94408121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5967 + ... + 14980.

It is an arithmetic number, because the mean of its divisors is an integer number (23608396).

Almost surely, 294408129 is an apocalyptic number.

It is an amenable number.

94408129 is a deficient number, since it is larger than the sum of its proper divisors (25455).

94408129 is a wasteful number, since it uses less digits than its factorization.

94408129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25454.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 94408129 is about 9716.3845642296. The cubic root of 94408129 is about 455.3406923852.

The spelling of 94408129 in words is "ninety-four million, four hundred eight thousand, one hundred twenty-nine".

Divisors: 1 4507 20947 94408129