Base | Representation |
---|---|
bin | 10001110100100… |
… | …01011100001000 |
3 | 101102022001112202 |
4 | 20322101130020 |
5 | 301232243022 |
6 | 22500055332 |
7 | 3463450100 |
oct | 1072213410 |
9 | 342261482 |
10 | 149493512 |
11 | 77426763 |
12 | 42094548 |
13 | 24c824cc |
14 | 15bd6200 |
15 | d1ce592 |
hex | 8e91708 |
149493512 has 48 divisors (see below), whose sum is σ = 345259260. Its totient is φ = 60297216.
The previous prime is 149493497. The next prime is 149493569. The reversal of 149493512 is 215394941.
149493512 is digitally balanced in base 3, 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 2 ways, for example, as 128278276 + 21215236 = 11326^2 + 4606^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4553 + ... + 17880.
Almost surely, 2149493512 is an apocalyptic number.
It is an amenable number.
149493512 is an abundant number, since it is smaller than the sum of its proper divisors (195765748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149493512 is a wasteful number, since it uses less digits than its factorization.
149493512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22470 (or 22459 counting only the distinct ones).
The product of its digits is 38880, while the sum is 38.
The square root of 149493512 is about 12226.7539437089. The cubic root of 149493512 is about 530.7305837704.
The spelling of 149493512 in words is "one hundred forty-nine million, four hundred ninety-three thousand, five hundred twelve".
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