Base | Representation |
---|---|
bin | 1000110101100… |
… | …00011100101011 |
3 | 12011110211201012 |
4 | 10122300130223 |
5 | 122433414201 |
6 | 11204414135 |
7 | 1560015122 |
oct | 432603453 |
9 | 164424635 |
10 | 74123051 |
11 | 38927822 |
12 | 209a734b |
13 | 124833c2 |
14 | 9bb6ab9 |
15 | 67925bb |
hex | 46b072b |
74123051 has 2 divisors, whose sum is σ = 74123052. Its totient is φ = 74123050.
The previous prime is 74123041. The next prime is 74123081. The reversal of 74123051 is 15032147.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 74123051 - 226 = 7014187 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (74123041) 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 as a sum of consecutive naturals, namely, 37061525 + 37061526.
It is an arithmetic number, because the mean of its divisors is an integer number (37061526).
Almost surely, 274123051 is an apocalyptic number.
74123051 is a deficient number, since it is larger than the sum of its proper divisors (1).
74123051 is an equidigital number, since it uses as much as digits as its factorization.
74123051 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 74123051 is about 8609.4744903507. The cubic root of 74123051 is about 420.0662234957.
Adding to 74123051 its reverse (15032147), we get a palindrome (89155198).
The spelling of 74123051 in words is "seventy-four million, one hundred twenty-three thousand, fifty-one".
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