Base | Representation |
---|---|
bin | 10001111000010… |
… | …10101111001010 |
3 | 101110020022002000 |
4 | 20330022233022 |
5 | 301344142341 |
6 | 22514451430 |
7 | 3500616432 |
oct | 1074125712 |
9 | 343208060 |
10 | 149990346 |
11 | 77735a70 |
12 | 42293b76 |
13 | 250c76ac |
14 | 15cc52c2 |
15 | d27b8b6 |
hex | 8f0abca |
149990346 has 32 divisors (see below), whose sum is σ = 363614400. Its totient is φ = 45451440.
The previous prime is 149990329. The next prime is 149990359. The reversal of 149990346 is 643099941.
149990346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125661 + ... + 126848.
It is an arithmetic number, because the mean of its divisors is an integer number (11362950).
Almost surely, 2149990346 is an apocalyptic number.
149990346 is an abundant number, since it is smaller than the sum of its proper divisors (213624054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149990346 is a wasteful number, since it uses less digits than its factorization.
149990346 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252531 (or 252525 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 45.
The square root of 149990346 is about 12247.0545846746. The cubic root of 149990346 is about 531.3178855625.
The spelling of 149990346 in words is "one hundred forty-nine million, nine hundred ninety thousand, three hundred forty-six".
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