Base | Representation |
---|---|
bin | 1000110111001… |
… | …11101010001101 |
3 | 12011220022220222 |
4 | 10123213222031 |
5 | 123013133242 |
6 | 11213321125 |
7 | 1561646336 |
oct | 433475215 |
9 | 164808828 |
10 | 74349197 |
11 | 38a7171a |
12 | 20a961a5 |
13 | 12532310 |
14 | 9c3528d |
15 | 67d95d2 |
hex | 46e7a8d |
74349197 has 8 divisors (see below), whose sum is σ = 80485944. Its totient is φ = 68272128.
The previous prime is 74349161. The next prime is 74349199. The reversal of 74349197 is 79194347.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 12033961 + 62315236 = 3469^2 + 7894^2 .
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 74349197 - 210 = 74348173 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74349199) 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, 12308 + ... + 17325.
It is an arithmetic number, because the mean of its divisors is an integer number (10060743).
Almost surely, 274349197 is an apocalyptic number.
It is an amenable number.
74349197 is a deficient number, since it is larger than the sum of its proper divisors (6136747).
74349197 is a wasteful number, since it uses less digits than its factorization.
74349197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29839.
The product of its digits is 190512, while the sum is 44.
The square root of 74349197 is about 8622.5980423536. The cubic root of 74349197 is about 420.4929906464.
The spelling of 74349197 in words is "seventy-four million, three hundred forty-nine thousand, one hundred ninety-seven".
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