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228584301 = 3116926797
BaseRepresentation
bin11011001111111…
…10101101101101
3120221010021201020
431213332231231
5432004144201
634403204353
75443635351
oct1547765555
9527107636
10228584301
11108036850
12646766b9
1338484aaa
1422503461
1515103a36
hexd9feb6d

228584301 has 8 divisors (see below), whose sum is σ = 332486304. Its totient is φ = 138535920.

The previous prime is 228584299. The next prime is 228584333. The reversal of 228584301 is 103485822.

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

It is not a de Polignac number, because 228584301 - 21 = 228584299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 6926797 = 228584301 / (2 + 2 + 8 + 5 + 8 + 4 + 3 + 0 + 1).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228584341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3463366 + ... + 3463431.

It is an arithmetic number, because the mean of its divisors is an integer number (41560788).

Almost surely, 2228584301 is an apocalyptic number.

It is an amenable number.

228584301 is a deficient number, since it is larger than the sum of its proper divisors (103902003).

228584301 is a wasteful number, since it uses less digits than its factorization.

228584301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6926811.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 228584301 is about 15119.0046299351. The cubic root of 228584301 is about 611.4328950315.

The spelling of 228584301 in words is "two hundred twenty-eight million, five hundred eighty-four thousand, three hundred one".

Divisors: 1 3 11 33 6926797 20780391 76194767 228584301