Base | Representation |
---|---|
bin | 10001110001001… |
… | …10010000010001 |
3 | 101101110202022100 |
4 | 20320212100101 |
5 | 301124220411 |
6 | 22442431013 |
7 | 3456641112 |
oct | 1070462021 |
9 | 341422270 |
10 | 149054481 |
11 | 77156924 |
12 | 41b02469 |
13 | 24b5a724 |
14 | 15b20209 |
15 | d144456 |
hex | 8e26411 |
149054481 has 12 divisors (see below), whose sum is σ = 215892352. Its totient is φ = 99096696.
The previous prime is 149054459. The next prime is 149054533. The reversal of 149054481 is 184450941.
It is not a de Polignac number, because 149054481 - 29 = 149053969 is a prime.
It is a super-2 number, since 2×1490544812 = 44434476612358722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149054281) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19261 + ... + 25866.
Almost surely, 2149054481 is an apocalyptic number.
It is an amenable number.
149054481 is a deficient number, since it is larger than the sum of its proper divisors (66837871).
149054481 is a wasteful number, since it uses less digits than its factorization.
149054481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45500 (or 45497 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 149054481 is about 12208.7870404885. The cubic root of 149054481 is about 530.2105263080.
The spelling of 149054481 in words is "one hundred forty-nine million, fifty-four thousand, four hundred eighty-one".
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