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8227413 = 34101573
BaseRepresentation
bin11111011000101001010101
3120110222220000
4133120221111
54101234123
6452201513
7126634425
oct37305125
916428800
108227413
11470a417
122909299
131920abc
141142485
15ac7b43
hex7d8a55

8227413 has 10 divisors (see below), whose sum is σ = 12290454. Its totient is φ = 5484888.

The previous prime is 8227411. The next prime is 8227421. The reversal of 8227413 is 3147228.

It can be written as a sum of positive squares in only one way, i.e., 7193124 + 1034289 = 2682^2 + 1017^2 .

It is not a de Polignac number, because 8227413 - 21 = 8227411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8227411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50706 + ... + 50867.

Almost surely, 28227413 is an apocalyptic number.

It is an amenable number.

8227413 is a deficient number, since it is larger than the sum of its proper divisors (4063041).

8227413 is a wasteful number, since it uses less digits than its factorization.

8227413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101585 (or 101576 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 8227413 is about 2868.3467363623. The cubic root of 8227413 is about 201.8774294806.

It can be divided in two parts, 82 and 27413, that added together give a triangular number (27495 = T234).

The spelling of 8227413 in words is "eight million, two hundred twenty-seven thousand, four hundred thirteen".

Divisors: 1 3 9 27 81 101573 304719 914157 2742471 8227413