Base | Representation |
---|---|
bin | 1000111011101… |
… | …10011100000011 |
3 | 12020000001011001 |
4 | 10131312130003 |
5 | 123140342034 |
6 | 11234032431 |
7 | 1566633346 |
oct | 435663403 |
9 | 166001131 |
10 | 74934019 |
11 | 39331046 |
12 | 21118717 |
13 | 126a8574 |
14 | 9d4845d |
15 | 68a2a14 |
hex | 4776703 |
74934019 has 4 divisors (see below), whose sum is σ = 76761720. Its totient is φ = 73106320.
The previous prime is 74934017. The next prime is 74934049. The reversal of 74934019 is 91043947.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 74934019 - 21 = 74934017 is a prime.
It is a super-2 number, since 2×749340192 = 11230214406984722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74934017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 913789 + ... + 913870.
It is an arithmetic number, because the mean of its divisors is an integer number (19190430).
Almost surely, 274934019 is an apocalyptic number.
74934019 is a deficient number, since it is larger than the sum of its proper divisors (1827701).
74934019 is a wasteful number, since it uses less digits than its factorization.
74934019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1827700.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 74934019 is about 8656.4437848345. The cubic root of 74934019 is about 421.5926285217.
The spelling of 74934019 in words is "seventy-four million, nine hundred thirty-four thousand, nineteen".
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