Base | Representation |
---|---|
bin | 1100000100000… |
… | …11010000010000 |
3 | 21001102112112221 |
4 | 12002003100100 |
5 | 201401412122 |
6 | 14013030424 |
7 | 2336123251 |
oct | 602032020 |
9 | 231375487 |
10 | 101200912 |
11 | 5214181a |
12 | 29a85414 |
13 | 17c742c7 |
14 | d624b28 |
15 | 8d406c7 |
hex | 6083410 |
101200912 has 20 divisors (see below), whose sum is σ = 196367020. Its totient is φ = 50525568.
The previous prime is 101200873. The next prime is 101200919. The reversal of 101200912 is 219002101.
It can be written as a sum of positive squares in 2 ways, for example, as 90935296 + 10265616 = 9536^2 + 3204^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is not an unprimeable number, because it can be changed into a prime (101200919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7414 + ... + 16042.
It is an arithmetic number, because the mean of its divisors is an integer number (9818351).
Almost surely, 2101200912 is an apocalyptic number.
It is an amenable number.
101200912 is a deficient number, since it is larger than the sum of its proper divisors (95166108).
101200912 is an equidigital number, since it uses as much as digits as its factorization.
101200912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9370 (or 9364 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 16.
The square root of 101200912 is about 10059.8664007033. The cubic root of 101200912 is about 466.0095413324.
The spelling of 101200912 in words is "one hundred one million, two hundred thousand, nine hundred twelve".
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