Base | Representation |
---|---|
bin | 10001110111011… |
… | …01101011110000 |
3 | 101110000020211112 |
4 | 20323231223300 |
5 | 301331340334 |
6 | 22512132452 |
7 | 3466612460 |
oct | 1073555360 |
9 | 343006745 |
10 | 149871344 |
11 | 77664617 |
12 | 42237128 |
13 | 2508548c |
14 | 15c93ba0 |
15 | d2564ce |
hex | 8eedaf0 |
149871344 has 80 divisors (see below), whose sum is σ = 344549376. Its totient is φ = 61824000.
The previous prime is 149871331. The next prime is 149871389. The reversal of 149871344 is 443178941.
It is a super-2 number, since 2×1498713442 = 44922839504732672, which contains 22 as substring.
It is a congruent number.
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, 373544 + ... + 373944.
Almost surely, 2149871344 is an apocalyptic number.
149871344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149871344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172274688).
149871344 is an abundant number, since it is smaller than the sum of its proper divisors (194678032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149871344 is a wasteful number, since it uses less digits than its factorization.
149871344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 534 (or 528 counting only the distinct ones).
The product of its digits is 96768, while the sum is 41.
The square root of 149871344 is about 12242.1952279810. The cubic root of 149871344 is about 531.1773329165.
The spelling of 149871344 in words is "one hundred forty-nine million, eight hundred seventy-one thousand, three hundred forty-four".
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