Base | Representation |
---|---|
bin | 1000110100100… |
… | …10100100000001 |
3 | 12011020121210111 |
4 | 10122102210001 |
5 | 122421010031 |
6 | 11202031321 |
7 | 1555665211 |
oct | 432224401 |
9 | 164217714 |
10 | 74000641 |
11 | 38853860 |
12 | 20948541 |
13 | 1243c780 |
14 | 9b84241 |
15 | 676b1b1 |
hex | 4692901 |
74000641 has 8 divisors (see below), whose sum is σ = 86937984. Its totient is φ = 62098320.
The previous prime is 74000617. The next prime is 74000669. The reversal of 74000641 is 14600047.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 74000641 - 211 = 73998593 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74000671) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258601 + ... + 258886.
It is an arithmetic number, because the mean of its divisors is an integer number (10867248).
Almost surely, 274000641 is an apocalyptic number.
It is an amenable number.
74000641 is a deficient number, since it is larger than the sum of its proper divisors (12937343).
74000641 is a wasteful number, since it uses less digits than its factorization.
74000641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 517511.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 74000641 is about 8602.3625243302. The cubic root of 74000641 is about 419.8348575997.
Adding to 74000641 its reverse (14600047), we get a palindrome (88600688).
It can be divided in two parts, 740006 and 41, that added together give a palindrome (740047).
The spelling of 74000641 in words is "seventy-four million, six hundred forty-one", and thus it is an aban number.
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