Base | Representation |
---|---|
bin | 1000110111011… |
… | …01111010010111 |
3 | 12011221122001111 |
4 | 10123231322113 |
5 | 123014443212 |
6 | 11214035451 |
7 | 1562114113 |
oct | 433557227 |
9 | 164848044 |
10 | 74374807 |
11 | 38a89991 |
12 | 20aa8b87 |
13 | 12540b80 |
14 | 9c40743 |
15 | 67e1ea7 |
hex | 46ede97 |
74374807 has 4 divisors (see below), whose sum is σ = 80095960. Its totient is φ = 68653656.
The previous prime is 74374793. The next prime is 74374819. The reversal of 74374807 is 70847347.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70847347 = 17 ⋅4167491.
It is a cyclic number.
It is not a de Polignac number, because 74374807 - 215 = 74342039 is a prime.
It is a super-2 number, since 2×743748072 = 11063223832574498, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 74374807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74374837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2860557 + ... + 2860582.
It is an arithmetic number, because the mean of its divisors is an integer number (20023990).
Almost surely, 274374807 is an apocalyptic number.
74374807 is a deficient number, since it is larger than the sum of its proper divisors (5721153).
74374807 is a wasteful number, since it uses less digits than its factorization.
74374807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5721152.
The product of its (nonzero) digits is 131712, while the sum is 40.
The square root of 74374807 is about 8624.0829657419. The cubic root of 74374807 is about 420.5412654976.
The spelling of 74374807 in words is "seventy-four million, three hundred seventy-four thousand, eight hundred seven".
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