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415424101 = 2914324969
BaseRepresentation
bin11000110000101…
…101111001100101
31001221200201201211
4120300231321211
51322322032401
6105115551421
713203021661
oct3060557145
91057621654
10415424101
111a3550304
12b715b571
13680b1ca1
143d25b8a1
152670d951
hex18c2de65

415424101 has 4 divisors (see below), whose sum is σ = 429749100. Its totient is φ = 401099104.

The previous prime is 415424099. The next prime is 415424129. The reversal of 415424101 is 101424514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101424514 = 250712257.

It can be written as a sum of positive squares in 2 ways, for example, as 260047876 + 155376225 = 16126^2 + 12465^2 .

It is a cyclic number.

It is not a de Polignac number, because 415424101 - 21 = 415424099 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 (415422101) 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, 7162456 + ... + 7162513.

It is an arithmetic number, because the mean of its divisors is an integer number (107437275).

Almost surely, 2415424101 is an apocalyptic number.

It is an amenable number.

415424101 is a deficient number, since it is larger than the sum of its proper divisors (14324999).

415424101 is a wasteful number, since it uses less digits than its factorization.

415424101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14324998.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 415424101 is about 20381.9552791188. The cubic root of 415424101 is about 746.1575932013.

Adding to 415424101 its reverse (101424514), we get a palindrome (516848615).

The spelling of 415424101 in words is "four hundred fifteen million, four hundred twenty-four thousand, one hundred one".

Divisors: 1 29 14324969 415424101