Base | Representation |
---|---|
bin | 1011111010010… |
… | …00100101001011 |
3 | 20222000001111212 |
4 | 11331020211023 |
5 | 201034141021 |
6 | 13525243335 |
7 | 2322144443 |
oct | 575104513 |
9 | 228001455 |
10 | 99912011 |
11 | 51441411 |
12 | 2956354b |
13 | 17912744 |
14 | d3ab123 |
15 | 8b8885b |
hex | 5f4894b |
99912011 has 8 divisors (see below), whose sum is σ = 101368320. Its totient is φ = 98460648.
The previous prime is 99911993. The next prime is 99912017. The reversal of 99912011 is 11021999.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-99912011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (99912017) 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, 61370 + ... + 62976.
It is an arithmetic number, because the mean of its divisors is an integer number (12671040).
Almost surely, 299912011 is an apocalyptic number.
99912011 is a deficient number, since it is larger than the sum of its proper divisors (1456309).
99912011 is a wasteful number, since it uses less digits than its factorization.
99912011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2473.
The product of its (nonzero) digits is 1458, while the sum is 32.
The square root of 99912011 is about 9995.5995818160. The cubic root of 99912011 is about 464.0227071601.
The spelling of 99912011 in words is "ninety-nine million, nine hundred twelve thousand, eleven".
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