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228054401 = 892639743
BaseRepresentation
bin11011001011111…
…01010110000001
3120220010100211022
431211331112001
5431340220101
634343555225
75436300431
oct1545752601
9526110738
10228054401
11107804713
126445bb15
133832a843
14224062c1
151504ba1b
hexd97d581

228054401 has 8 divisors (see below), whose sum is σ = 231517440. Its totient is φ = 224611552.

The previous prime is 228054353. The next prime is 228054403. The reversal of 228054401 is 104450822.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 228054401 - 210 = 228053377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228054403) 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, 18536 + ... + 28278.

It is an arithmetic number, because the mean of its divisors is an integer number (28939680).

Almost surely, 2228054401 is an apocalyptic number.

It is an amenable number.

228054401 is a deficient number, since it is larger than the sum of its proper divisors (3463039).

228054401 is an equidigital number, since it uses as much as digits as its factorization.

228054401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10095.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 228054401 is about 15101.4701602195. The cubic root of 228054401 is about 610.9600585697.

The spelling of 228054401 in words is "two hundred twenty-eight million, fifty-four thousand, four hundred one".

Divisors: 1 89 263 9743 23407 867127 2562409 228054401