Base | Representation |
---|---|
bin | 10001110011011… |
… | …01010110001111 |
3 | 101102000112202110 |
4 | 20321231112033 |
5 | 301213030204 |
6 | 22452555103 |
7 | 3462263100 |
oct | 1071552617 |
9 | 342015673 |
10 | 149345679 |
11 | 7733568a |
12 | 42022a93 |
13 | 24c30132 |
14 | 15b983a7 |
15 | d1a0889 |
hex | 8e6d58f |
149345679 has 48 divisors (see below), whose sum is σ = 244516320. Its totient is φ = 80720640.
The previous prime is 149345641. The next prime is 149345687. The reversal of 149345679 is 976543941.
It is not a de Polignac number, because 149345679 - 28 = 149345423 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149345639) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 225609 + ... + 226269.
It is an arithmetic number, because the mean of its divisors is an integer number (5094090).
Almost surely, 2149345679 is an apocalyptic number.
149345679 is a deficient number, since it is larger than the sum of its proper divisors (95170641).
149345679 is a wasteful number, since it uses less digits than its factorization.
149345679 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 760 (or 753 counting only the distinct ones).
The product of its digits is 816480, while the sum is 48.
The square root of 149345679 is about 12220.7069762760. The cubic root of 149345679 is about 530.5555809220. Note that the first 4 decimals are identical.
The spelling of 149345679 in words is "one hundred forty-nine million, three hundred forty-five thousand, six hundred seventy-nine".
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