Base | Representation |
---|---|
bin | 111011101100001… |
… | …101001101100001 |
3 | 2120210101122011200 |
4 | 323230031031201 |
5 | 4022332203233 |
6 | 243212231413 |
7 | 33550064241 |
oct | 7354151541 |
9 | 2523348150 |
10 | 1001444193 |
11 | 47431a932 |
12 | 23b46b569 |
13 | 12c624639 |
14 | 97005b21 |
15 | 5cdb9313 |
hex | 3bb0d361 |
1001444193 has 6 divisors (see below), whose sum is σ = 1446530514. Its totient is φ = 667629456.
The previous prime is 1001444179. The next prime is 1001444203. The reversal of 1001444193 is 3914441001.
1001444193 is a `hidden beast` number, since 100 + 144 + 419 + 3 = 666.
It can be written as a sum of positive squares in only one way, i.e., 759112704 + 242331489 = 27552^2 + 15567^2 .
It is not a de Polignac number, because 1001444193 - 213 = 1001436001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1001444113) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55635780 + ... + 55635797.
It is an arithmetic number, because the mean of its divisors is an integer number (241088419).
Almost surely, 21001444193 is an apocalyptic number.
It is an amenable number.
1001444193 is a deficient number, since it is larger than the sum of its proper divisors (445086321).
1001444193 is a wasteful number, since it uses less digits than its factorization.
1001444193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111271583 (or 111271580 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 1001444193 is about 31645.6030595089. The cubic root of 1001444193 is about 1000.4811661087.
Adding to 1001444193 its reverse (3914441001), we get a palindrome (4915885194).
The spelling of 1001444193 in words is "one billion, one million, four hundred forty-four thousand, one hundred ninety-three".
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