Base | Representation |
---|---|
bin | 10001110010110… |
… | …11110110010111 |
3 | 101101212220102221 |
4 | 20321123312113 |
5 | 301203232012 |
6 | 22451243211 |
7 | 3461544121 |
oct | 1071336627 |
9 | 341786387 |
10 | 149274007 |
11 | 77296853 |
12 | 41ba9507 |
13 | 24c0661c |
14 | 15b7a211 |
15 | d189507 |
hex | 8e5bd97 |
149274007 has 4 divisors (see below), whose sum is σ = 150108120. Its totient is φ = 148439896.
The previous prime is 149274001. The next prime is 149274019. The reversal of 149274007 is 700472941.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 149274007 - 219 = 148749719 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 (149274001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416788 + ... + 417145.
It is an arithmetic number, because the mean of its divisors is an integer number (37527030).
Almost surely, 2149274007 is an apocalyptic number.
149274007 is a deficient number, since it is larger than the sum of its proper divisors (834113).
149274007 is an equidigital number, since it uses as much as digits as its factorization.
149274007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 834112.
The product of its (nonzero) digits is 14112, while the sum is 34.
The square root of 149274007 is about 12217.7742244649. The cubic root of 149274007 is about 530.4706949392.
The spelling of 149274007 in words is "one hundred forty-nine million, two hundred seventy-four thousand, seven".
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