Base | Representation |
---|---|
bin | 1000111001010… |
… | …00111000111010 |
3 | 12012101220102120 |
4 | 10130220320322 |
5 | 123100211003 |
6 | 11223142110 |
7 | 1564141314 |
oct | 434507072 |
9 | 165356376 |
10 | 74616378 |
11 | 39134431 |
12 | 20ba4936 |
13 | 125c6b05 |
14 | 9ca47b4 |
15 | 683d853 |
hex | 4728e3a |
74616378 has 8 divisors (see below), whose sum is σ = 149232768. Its totient is φ = 24872124.
The previous prime is 74616341. The next prime is 74616379. The reversal of 74616378 is 87361647.
It is a sphenic number, since it is the product of 3 distinct primes.
74616378 is an admirable number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (74616379) 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 3 ways as a sum of consecutive naturals, for example, 6218026 + ... + 6218037.
It is an arithmetic number, because the mean of its divisors is an integer number (18654096).
Almost surely, 274616378 is an apocalyptic number.
74616378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74616378 is a wasteful number, since it uses less digits than its factorization.
74616378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12436068.
The product of its digits is 169344, while the sum is 42.
The square root of 74616378 is about 8638.0772166032. The cubic root of 74616378 is about 420.9960825103.
The spelling of 74616378 in words is "seventy-four million, six hundred sixteen thousand, three hundred seventy-eight".
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