Base | Representation |
---|---|
bin | 1000110100111… |
… | …00001101010011 |
3 | 12011022121222200 |
4 | 10122130031103 |
5 | 122423241042 |
6 | 11202534243 |
7 | 1556221326 |
oct | 432341523 |
9 | 164277880 |
10 | 74040147 |
11 | 38880505 |
12 | 20967383 |
13 | 1245474c |
14 | 9b947bd |
15 | 6777c4c |
hex | 469c353 |
74040147 has 12 divisors (see below), whose sum is σ = 107029104. Its totient is φ = 49322160.
The previous prime is 74040133. The next prime is 74040163. The reversal of 74040147 is 74104047.
It is not a de Polignac number, because 74040147 - 27 = 74040019 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 74040147.
It is not an unprimeable number, because it can be changed into a prime (74040047) 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, 14233 + ... + 18725.
It is an arithmetic number, because the mean of its divisors is an integer number (8919092).
Almost surely, 274040147 is an apocalyptic number.
74040147 is a deficient number, since it is larger than the sum of its proper divisors (32988957).
74040147 is a wasteful number, since it uses less digits than its factorization.
74040147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6330 (or 6327 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 27.
The square root of 74040147 is about 8604.6584476085. The cubic root of 74040147 is about 419.9095553546.
The spelling of 74040147 in words is "seventy-four million, forty thousand, one hundred forty-seven".
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