Base | Representation |
---|---|
bin | 10001110010011… |
… | …10100101111010 |
3 | 101101210010221210 |
4 | 20321032211322 |
5 | 301200012311 |
6 | 22450143550 |
7 | 3461226606 |
oct | 1071164572 |
9 | 341703853 |
10 | 149219706 |
11 | 77259a79 |
12 | 41b81bb6 |
13 | 24bb79ac |
14 | 15b64506 |
15 | d1783a6 |
hex | 8e4e97a |
149219706 has 16 divisors (see below), whose sum is σ = 302643648. Its totient is φ = 49039200.
The previous prime is 149219669. The next prime is 149219713. The reversal of 149219706 is 607912941.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174715 + ... + 175566.
It is an arithmetic number, because the mean of its divisors is an integer number (18915228).
Almost surely, 2149219706 is an apocalyptic number.
149219706 is an abundant number, since it is smaller than the sum of its proper divisors (153423942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149219706 is a wasteful number, since it uses less digits than its factorization.
149219706 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 350357.
The product of its (nonzero) digits is 27216, while the sum is 39.
The square root of 149219706 is about 12215.5518090670. The cubic root of 149219706 is about 530.4063645103.
The spelling of 149219706 in words is "one hundred forty-nine million, two hundred nineteen thousand, seven hundred six".
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