Base | Representation |
---|---|
bin | 1000110101101… |
… | …10000011010101 |
3 | 12011112000012100 |
4 | 10122312003111 |
5 | 122440133010 |
6 | 11205112313 |
7 | 1560142053 |
oct | 432660325 |
9 | 164460170 |
10 | 74146005 |
11 | 38942a9a |
12 | 209b8699 |
13 | 1249099b |
14 | 9bc11d3 |
15 | 67992c0 |
hex | 46b60d5 |
74146005 has 12 divisors (see below), whose sum is σ = 128519820. Its totient is φ = 39544512.
The previous prime is 74146001. The next prime is 74146013. The reversal of 74146005 is 50064147.
It can be written as a sum of positive squares in 2 ways, for example, as 57426084 + 16719921 = 7578^2 + 4089^2 .
It is not a de Polignac number, because 74146005 - 22 = 74146001 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 74146005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74146001) 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 11 ways as a sum of consecutive naturals, for example, 823800 + ... + 823889.
It is an arithmetic number, because the mean of its divisors is an integer number (10709985).
Almost surely, 274146005 is an apocalyptic number.
It is an amenable number.
74146005 is a deficient number, since it is larger than the sum of its proper divisors (54373815).
74146005 is a wasteful number, since it uses less digits than its factorization.
74146005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1647700 (or 1647697 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 74146005 is about 8610.8074534273. The cubic root of 74146005 is about 420.1095802510.
The spelling of 74146005 in words is "seventy-four million, one hundred forty-six thousand, five".
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