Base | Representation |
---|---|
bin | 10001111000000… |
… | …00100010000000 |
3 | 101110011011201210 |
4 | 20330000202000 |
5 | 301341323134 |
6 | 22513530120 |
7 | 3500353524 |
oct | 1074004200 |
9 | 343134653 |
10 | 149948544 |
11 | 77707619 |
12 | 42273940 |
13 | 250b1665 |
14 | 15cb3d84 |
15 | d26e2e9 |
hex | 8f00880 |
149948544 has 32 divisors (see below), whose sum is σ = 398301840. Its totient is φ = 49982720.
The previous prime is 149948543. The next prime is 149948549. The reversal of 149948544 is 445849941.
It is a tau number, because it is divible by the number of its divisors (32).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a junction number, because it is equal to n+sod(n) for n = 149948493 and 149948502.
It is not an unprimeable number, because it can be changed into a prime (149948543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194862 + ... + 195629.
Almost surely, 2149948544 is an apocalyptic number.
It is an amenable number.
149948544 is an abundant number, since it is smaller than the sum of its proper divisors (248353296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149948544 is an equidigital number, since it uses as much as digits as its factorization.
149948544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 390508 (or 390496 counting only the distinct ones).
The product of its digits is 829440, while the sum is 48.
The square root of 149948544 is about 12245.3478513270. The cubic root of 149948544 is about 531.2685219102.
The spelling of 149948544 in words is "one hundred forty-nine million, nine hundred forty-eight thousand, five hundred forty-four".
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