Base | Representation |
---|---|
bin | 1000110101011… |
… | …00010101100101 |
3 | 12011102222121120 |
4 | 10122230111211 |
5 | 122432344323 |
6 | 11204204153 |
7 | 1556615046 |
oct | 432542545 |
9 | 164388546 |
10 | 74106213 |
11 | 38916105 |
12 | 20999659 |
13 | 1247883c |
14 | 9bb08cd |
15 | 678c5e3 |
hex | 46ac565 |
74106213 has 32 divisors (see below), whose sum is σ = 113725440. Its totient is φ = 42612480.
The previous prime is 74106203. The next prime is 74106217. The reversal of 74106213 is 31260147.
It is not a de Polignac number, because 74106213 - 28 = 74105957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74106217) 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 31 ways as a sum of consecutive naturals, for example, 28806 + ... + 31272.
It is an arithmetic number, because the mean of its divisors is an integer number (3553920).
Almost surely, 274106213 is an apocalyptic number.
It is an amenable number.
74106213 is a deficient number, since it is larger than the sum of its proper divisors (39619227).
74106213 is a wasteful number, since it uses less digits than its factorization.
74106213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2537.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 74106213 is about 8608.4965586332. The cubic root of 74106213 is about 420.0344132800.
The spelling of 74106213 in words is "seventy-four million, one hundred six thousand, two hundred thirteen".
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