Base | Representation |
---|---|
bin | 10001110100000… |
… | …00001010101100 |
3 | 101102011110111110 |
4 | 20322000022230 |
5 | 301223012024 |
6 | 22454352020 |
7 | 3463033611 |
oct | 1072001254 |
9 | 342143443 |
10 | 149422764 |
11 | 77388597 |
12 | 4205b610 |
13 | 24c5924a |
14 | 15bb8508 |
15 | d1b8629 |
hex | 8e802ac |
149422764 has 48 divisors (see below), whose sum is σ = 375562880. Its totient is φ = 46085760.
The previous prime is 149422747. The next prime is 149422769. The reversal of 149422764 is 467224941.
It is not an unprimeable number, because it can be changed into a prime (149422769) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2184 + ... + 17424.
Almost surely, 2149422764 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 149422764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187781440).
149422764 is an abundant number, since it is smaller than the sum of its proper divisors (226140116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149422764 is a wasteful number, since it uses less digits than its factorization.
149422764 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15310 (or 15308 counting only the distinct ones).
The product of its digits is 96768, while the sum is 39.
The square root of 149422764 is about 12223.8604376850. The cubic root of 149422764 is about 530.6468475787.
The spelling of 149422764 in words is "one hundred forty-nine million, four hundred twenty-two thousand, seven hundred sixty-four".
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