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104231228 = 2226057807
BaseRepresentation
bin1100011011001…
…11000100111100
321021010111100212
412031213010330
5203140344403
614202011552
72403644063
oct615470474
9237114325
10104231228
1153921512
122aaa6bb8
13187956aa
14dbb31da
15923d4d8
hex636713c

104231228 has 6 divisors (see below), whose sum is σ = 182404656. Its totient is φ = 52115612.

The previous prime is 104231227. The next prime is 104231243. The reversal of 104231228 is 822132401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104231221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13028900 + ... + 13028907.

It is an arithmetic number, because the mean of its divisors is an integer number (30400776).

Almost surely, 2104231228 is an apocalyptic number.

It is an amenable number.

104231228 is a deficient number, since it is larger than the sum of its proper divisors (78173428).

104231228 is a wasteful number, since it uses less digits than its factorization.

104231228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26057811 (or 26057809 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 104231228 is about 10209.3696181498. The cubic root of 104231228 is about 470.6152016300.

Adding to 104231228 its reverse (822132401), we get a palindrome (926363629).

The spelling of 104231228 in words is "one hundred four million, two hundred thirty-one thousand, two hundred twenty-eight".

Divisors: 1 2 4 26057807 52115614 104231228