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9068215 = 513139511
BaseRepresentation
bin100010100101…
…111010110111
3122001201020211
4202211322313
54310140330
6522210251
7140035642
oct42457267
918051224
109068215
1151340a2
123053987
131b56710
1412c0a59
15be1d2a
hex8a5eb7

9068215 has 8 divisors (see below), whose sum is σ = 11719008. Its totient is φ = 6696480.

The previous prime is 9068209. The next prime is 9068237. The reversal of 9068215 is 5128609.

9068215 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9068215 - 23 = 9068207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69691 + ... + 69820.

It is an arithmetic number, because the mean of its divisors is an integer number (1464876).

Almost surely, 29068215 is an apocalyptic number.

9068215 is a deficient number, since it is larger than the sum of its proper divisors (2650793).

9068215 is a wasteful number, since it uses less digits than its factorization.

9068215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139529.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 9068215 is about 3011.3477049321. The cubic root of 9068215 is about 208.5325894537.

The spelling of 9068215 in words is "nine million, sixty-eight thousand, two hundred fifteen".

Divisors: 1 5 13 65 139511 697555 1813643 9068215