Base | Representation |
---|---|
bin | 10001110101101… |
… | …01011111001001 |
3 | 101102120120002020 |
4 | 20322311133021 |
5 | 301302004121 |
6 | 22503155053 |
7 | 3464633415 |
oct | 1072653711 |
9 | 342516066 |
10 | 149641161 |
11 | 7751768a |
12 | 42145a89 |
13 | 25004787 |
14 | 15c33d45 |
15 | d20d1c6 |
hex | 8eb57c9 |
149641161 has 8 divisors (see below), whose sum is σ = 204161760. Its totient is φ = 97440672.
The previous prime is 149641159. The next prime is 149641171. The reversal of 149641161 is 161146941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 149641161 - 21 = 149641159 is a prime.
It is not an unprimeable number, because it can be changed into a prime (149641171) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579876 + ... + 580133.
It is an arithmetic number, because the mean of its divisors is an integer number (25520220).
Almost surely, 2149641161 is an apocalyptic number.
It is an amenable number.
149641161 is a deficient number, since it is larger than the sum of its proper divisors (54520599).
149641161 is a wasteful number, since it uses less digits than its factorization.
149641161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1160055.
The product of its digits is 5184, while the sum is 33.
The square root of 149641161 is about 12232.7904012126. The cubic root of 149641161 is about 530.9052536825.
The spelling of 149641161 in words is "one hundred forty-nine million, six hundred forty-one thousand, one hundred sixty-one".
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