Base | Representation |
---|---|
bin | 10001110111111… |
… | …00101110100001 |
3 | 101110010101100122 |
4 | 20323330232201 |
5 | 301340323321 |
6 | 22513330025 |
7 | 3500260223 |
oct | 1073745641 |
9 | 343111318 |
10 | 149932961 |
11 | 776a6942 |
12 | 42266915 |
13 | 250a7539 |
14 | 15cac413 |
15 | d2698ab |
hex | 8efcba1 |
149932961 has 8 divisors (see below), whose sum is σ = 153318144. Its totient is φ = 146556000.
The previous prime is 149932921. The next prime is 149932999. The reversal of 149932961 is 169239941.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 149932961 - 26 = 149932897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149932921) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48461 + ... + 51461.
It is an arithmetic number, because the mean of its divisors is an integer number (19164768).
Almost surely, 2149932961 is an apocalyptic number.
It is an amenable number.
149932961 is a deficient number, since it is larger than the sum of its proper divisors (3385183).
149932961 is a wasteful number, since it uses less digits than its factorization.
149932961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4111.
The product of its digits is 104976, while the sum is 44.
The square root of 149932961 is about 12244.7115523396. The cubic root of 149932961 is about 531.2501177209.
The spelling of 149932961 in words is "one hundred forty-nine million, nine hundred thirty-two thousand, nine hundred sixty-one".
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