Base | Representation |
---|---|
bin | 10001110110011… |
… | …11101000101000 |
3 | 101102210000000000 |
4 | 20323033220220 |
5 | 301313421024 |
6 | 22505343000 |
7 | 3465560601 |
oct | 1073175050 |
9 | 342700000 |
10 | 149748264 |
11 | 775900a6 |
12 | 42197a60 |
13 | 25041453 |
14 | 15c60da8 |
15 | d22ecc9 |
hex | 8ecfa28 |
149748264 has 88 divisors (see below), whose sum is σ = 422493210. Its totient is φ = 49758624.
The previous prime is 149748241. The next prime is 149748299. The reversal of 149748264 is 462847941.
149748264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 147622500 + 2125764 = 12150^2 + 1458^2 .
It is a super-4 number, since 4×1497482644 (a number of 34 digits) contains 4444 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 472234 + ... + 472550.
Almost surely, 2149748264 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149748264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211246605).
149748264 is an abundant number, since it is smaller than the sum of its proper divisors (272744946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149748264 is an frugal number, since it uses more digits than its factorization.
149748264 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353 (or 322 counting only the distinct ones).
The product of its digits is 387072, while the sum is 45.
The square root of 149748264 is about 12237.1673192778. The cubic root of 149748264 is about 531.0318854740.
The spelling of 149748264 in words is "one hundred forty-nine million, seven hundred forty-eight thousand, two hundred sixty-four".
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