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104230420 = 2257744503
BaseRepresentation
bin1100011011001…
…10111000010100
321021010110020221
412031212320110
5203140333140
614202004124
72403641530
oct615467024
9237113227
10104230420
1153920948
122aaa6644
1318795208
14dbb2bc0
15923d14a
hex6366e14

104230420 has 24 divisors (see below), whose sum is σ = 250153344. Its totient is φ = 35736096.

The previous prime is 104230387. The next prime is 104230421. The reversal of 104230420 is 24032401.

It is a junction number, because it is equal to n+sod(n) for n = 104230394 and 104230403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104230421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372112 + ... + 372391.

It is an arithmetic number, because the mean of its divisors is an integer number (10423056).

Almost surely, 2104230420 is an apocalyptic number.

104230420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104230420 is an abundant number, since it is smaller than the sum of its proper divisors (145922924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104230420 is a wasteful number, since it uses less digits than its factorization.

104230420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744519 (or 744517 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 104230420 is about 10209.3300465799. The cubic root of 104230420 is about 470.6139855578.

Adding to 104230420 its reverse (24032401), we get a palindrome (128262821).

The spelling of 104230420 in words is "one hundred four million, two hundred thirty thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 744503 1489006 2978012 3722515 5211521 7445030 10423042 14890060 20846084 26057605 52115210 104230420