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8367242 = 213321817
BaseRepresentation
bin11111111010110010001010
3120202002200212
4133322302022
54120222432
6455201122
7131056202
oct37726212
916662625
108367242
1147a5484
1229761a2
13196c640
14117b402
15b042b2
hex7fac8a

8367242 has 8 divisors (see below), whose sum is σ = 13516356. Its totient is φ = 3861792.

The previous prime is 8367223. The next prime is 8367251. The reversal of 8367242 is 2427638.

It can be written as a sum of positive squares in 2 ways, for example, as 8300161 + 67081 = 2881^2 + 259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 85 + 314 + 67 + 76 + 213 + 410 + 221 .

It is a junction number, because it is equal to n+sod(n) for n = 8367199 and 8367208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160883 + ... + 160934.

Almost surely, 28367242 is an apocalyptic number.

8367242 is a deficient number, since it is larger than the sum of its proper divisors (5149114).

8367242 is a wasteful number, since it uses less digits than its factorization.

8367242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321832.

The product of its digits is 16128, while the sum is 32.

The square root of 8367242 is about 2892.6185368970. The cubic root of 8367242 is about 203.0146801973.

The spelling of 8367242 in words is "eight million, three hundred sixty-seven thousand, two hundred forty-two".

Divisors: 1 2 13 26 321817 643634 4183621 8367242