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1413215331 = 311101424007
BaseRepresentation
bin101010000111011…
…1111010001100011
310122111012202222120
41110032333101203
510343240342311
6352122035323
750010063213
oct12416772143
93574182876
101413215331
116657a5660
12335348b43
13196a279b8
14d5992243
1584105706
hex543bf463

1413215331 has 16 divisors (see below), whose sum is σ = 2075943168. Its totient is φ = 848012000.

The previous prime is 1413215329. The next prime is 1413215399. The reversal of 1413215331 is 1335123141.

It is not a de Polignac number, because 1413215331 - 21 = 1413215329 is a prime.

It is a super-2 number, since 2×14132153312 = 3994355143546879122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1413215131) 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 15 ways as a sum of consecutive naturals, for example, 208671 + ... + 215336.

It is an arithmetic number, because the mean of its divisors is an integer number (129746448).

Almost surely, 21413215331 is an apocalyptic number.

1413215331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1413215331 is a deficient number, since it is larger than the sum of its proper divisors (662727837).

1413215331 is a wasteful number, since it uses less digits than its factorization.

1413215331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424122.

The product of its digits is 1080, while the sum is 24.

The square root of 1413215331 is about 37592.7563634273. The cubic root of 1413215331 is about 1122.1978872244.

Adding to 1413215331 its reverse (1335123141), we get a palindrome (2748338472).

The spelling of 1413215331 in words is "one billion, four hundred thirteen million, two hundred fifteen thousand, three hundred thirty-one".

Divisors: 1 3 11 33 101 303 1111 3333 424007 1272021 4664077 13992231 42824707 128474121 471071777 1413215331