Base | Representation |
---|---|
bin | 1000111010001… |
… | …11000100110001 |
3 | 12012122012000210 |
4 | 10131013010301 |
5 | 123113140032 |
6 | 11225534333 |
7 | 1565164632 |
oct | 435070461 |
9 | 165565023 |
10 | 74740017 |
11 | 39209310 |
12 | 210443a9 |
13 | 1263b181 |
14 | 9cd7889 |
15 | 68652cc |
hex | 4747131 |
74740017 has 32 divisors (see below), whose sum is σ = 111891456. Its totient is φ = 43992000.
The previous prime is 74740009. The next prime is 74740031. The reversal of 74740017 is 71004747.
It is not a de Polignac number, because 74740017 - 23 = 74740009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (74740097) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 263958 + ... + 264240.
It is an arithmetic number, because the mean of its divisors is an integer number (3496608).
Almost surely, 274740017 is an apocalyptic number.
It is an amenable number.
74740017 is a deficient number, since it is larger than the sum of its proper divisors (37151439).
74740017 is a wasteful number, since it uses less digits than its factorization.
74740017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501.
The product of its (nonzero) digits is 5488, while the sum is 30.
The square root of 74740017 is about 8645.2308818215. The cubic root of 74740017 is about 421.2284837282.
The spelling of 74740017 in words is "seventy-four million, seven hundred forty thousand, seventeen".
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