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415071121 = 3113389391
BaseRepresentation
bin11000101111010…
…111101110010001
31001221000210112111
4120233113232101
51322224233441
6105104225321
713200021613
oct3057275621
91057023474
10415071121
111a332a093
12b700b241
1367cba41a
143d1a8db3
152668e081
hex18bd7b91

415071121 has 4 divisors (see below), whose sum is σ = 428460544. Its totient is φ = 401681700.

The previous prime is 415071109. The next prime is 415071127. The reversal of 415071121 is 121170514.

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: 121170514 = 260585257.

It is a cyclic number.

It is not a de Polignac number, because 415071121 - 27 = 415070993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 415071092 and 415071101.

It is not an unprimeable number, because it can be changed into a prime (415071127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6694665 + ... + 6694726.

It is an arithmetic number, because the mean of its divisors is an integer number (107115136).

Almost surely, 2415071121 is an apocalyptic number.

It is an amenable number.

415071121 is a deficient number, since it is larger than the sum of its proper divisors (13389423).

415071121 is a wasteful number, since it uses less digits than its factorization.

415071121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13389422.

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 415071121 is about 20373.2943089722. The cubic root of 415071121 is about 745.9462001227.

The spelling of 415071121 in words is "four hundred fifteen million, seventy-one thousand, one hundred twenty-one".

Divisors: 1 31 13389391 415071121