Base | Representation |
---|---|
bin | 10001110001111… |
… | …00110010100100 |
3 | 101101122102221010 |
4 | 20320330302210 |
5 | 301140144123 |
6 | 22444422220 |
7 | 3460504200 |
oct | 1070746244 |
9 | 341572833 |
10 | 149146788 |
11 | 7720a20a |
12 | 41b47970 |
13 | 24b9074b |
14 | 15b45b00 |
15 | d161993 |
hex | 8e3cca4 |
149146788 has 36 divisors (see below), whose sum is σ = 404828592. Its totient is φ = 42613200.
The previous prime is 149146787. The next prime is 149146817. The reversal of 149146788 is 887641941.
It is not an unprimeable number, because it can be changed into a prime (149146783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126238 + ... + 127413.
Almost surely, 2149146788 is an apocalyptic number.
It is an amenable number.
149146788 is an abundant number, since it is smaller than the sum of its proper divisors (255681804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149146788 is a wasteful number, since it uses less digits than its factorization.
149146788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253672 (or 253663 counting only the distinct ones).
The product of its digits is 387072, while the sum is 48.
The square root of 149146788 is about 12212.5668063679. The cubic root of 149146788 is about 530.3199539553.
The spelling of 149146788 in words is "one hundred forty-nine million, one hundred forty-six thousand, seven hundred eighty-eight".
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