Base | Representation |
---|---|
bin | 10000111010111… |
… | …11011111011011 |
3 | 100220002202021100 |
4 | 20131133133123 |
5 | 242314331031 |
6 | 22030242443 |
7 | 3342355110 |
oct | 1035373733 |
9 | 326082240 |
10 | 141948891 |
11 | 73143337 |
12 | 3b656423 |
13 | 23540436 |
14 | 14bd0907 |
15 | c6ddde6 |
hex | 875f7db |
141948891 has 48 divisors (see below), whose sum is σ = 243992320. Its totient is φ = 77837760.
The previous prime is 141948869. The next prime is 141948901. The reversal of 141948891 is 198849141.
It is not a de Polignac number, because 141948891 - 211 = 141946843 is a prime.
It is a super-2 number, since 2×1419488912 = 40298975312259762, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (141940891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164820 + ... + 165678.
Almost surely, 2141948891 is an apocalyptic number.
141948891 is a deficient number, since it is larger than the sum of its proper divisors (102043429).
141948891 is a wasteful number, since it uses less digits than its factorization.
141948891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 976 (or 973 counting only the distinct ones).
The product of its digits is 82944, while the sum is 45.
The square root of 141948891 is about 11914.2306088140. The cubic root of 141948891 is about 521.6477453468.
The spelling of 141948891 in words is "one hundred forty-one million, nine hundred forty-eight thousand, eight hundred ninety-one".
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