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415133141 = 2318049267
BaseRepresentation
bin11000101111100…
…110110111010101
31001221010221121112
4120233212313111
51322233230031
6105105424405
713200400463
oct3057466725
91057127545
10415133141
111a3371745
12b703b105
136800c717
143d1c3833
15266a262b
hex18be6dd5

415133141 has 4 divisors (see below), whose sum is σ = 433182432. Its totient is φ = 397083852.

The previous prime is 415133123. The next prime is 415133161. The reversal of 415133141 is 141331514.

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: 141331514 = 270665757.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-415133141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 18049267 = 415133141 / (4 + 1 + 5 + 1 + 3 + 3 + 1 + 4 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415133101) 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, 9024611 + ... + 9024656.

It is an arithmetic number, because the mean of its divisors is an integer number (108295608).

Almost surely, 2415133141 is an apocalyptic number.

It is an amenable number.

415133141 is a deficient number, since it is larger than the sum of its proper divisors (18049291).

415133141 is a wasteful number, since it uses less digits than its factorization.

415133141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18049290.

The product of its digits is 720, while the sum is 23.

The square root of 415133141 is about 20374.8163427306. The cubic root of 415133141 is about 745.9833514099.

Adding to 415133141 its reverse (141331514), we get a palindrome (556464655).

The spelling of 415133141 in words is "four hundred fifteen million, one hundred thirty-three thousand, one hundred forty-one".

Divisors: 1 23 18049267 415133141