Base | Representation |
---|---|
bin | 1000111100000… |
… | …01110001000011 |
3 | 12020002101210120 |
4 | 10132001301003 |
5 | 123143333134 |
6 | 11235031323 |
7 | 1600215543 |
oct | 436016103 |
9 | 166071716 |
10 | 74980419 |
11 | 39362998 |
12 | 2113b543 |
13 | 126c3717 |
14 | 9d5b323 |
15 | 68b1649 |
hex | 4781c43 |
74980419 has 8 divisors (see below), whose sum is σ = 100761600. Its totient is φ = 49593096.
The previous prime is 74980397. The next prime is 74980427. The reversal of 74980419 is 91408947.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 74980419 - 212 = 74976323 is a prime.
It is a super-2 number, since 2×749804192 = 11244126466831122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (74980429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98019 + ... + 98780.
It is an arithmetic number, because the mean of its divisors is an integer number (12595200).
Almost surely, 274980419 is an apocalyptic number.
74980419 is a deficient number, since it is larger than the sum of its proper divisors (25781181).
74980419 is a wasteful number, since it uses less digits than its factorization.
74980419 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196929.
The product of its (nonzero) digits is 72576, while the sum is 42.
The square root of 74980419 is about 8659.1234544843. The cubic root of 74980419 is about 421.6796288898.
The spelling of 74980419 in words is "seventy-four million, nine hundred eighty thousand, four hundred nineteen".
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