Base | Representation |
---|---|
bin | 1011110101011… |
… | …10100111011011 |
3 | 20220211000102211 |
4 | 11322232213123 |
5 | 200404000441 |
6 | 13503535551 |
7 | 2313610030 |
oct | 572564733 |
9 | 226730384 |
10 | 99281371 |
11 | 51050622 |
12 | 292ba5b7 |
13 | 17751697 |
14 | d285387 |
15 | 8ab1a81 |
hex | 5eae9db |
99281371 has 8 divisors (see below), whose sum is σ = 113572064. Its totient is φ = 85017600.
The previous prime is 99281339. The next prime is 99281383. The reversal of 99281371 is 17318299.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 99281371 - 25 = 99281339 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (99281321) 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, 1921 + ... + 14221.
It is an arithmetic number, because the mean of its divisors is an integer number (14196508).
Almost surely, 299281371 is an apocalyptic number.
99281371 is a deficient number, since it is larger than the sum of its proper divisors (14290693).
99281371 is a wasteful number, since it uses less digits than its factorization.
99281371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13461.
The product of its digits is 27216, while the sum is 40.
The square root of 99281371 is about 9964.0037635481. The cubic root of 99281371 is about 463.0443491798.
The spelling of 99281371 in words is "ninety-nine million, two hundred eighty-one thousand, three hundred seventy-one".
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