Base | Representation |
---|---|
bin | 100001000111001… |
… | …0011000100110001 |
3 | 2212102121220101122 |
4 | 1002032103010301 |
5 | 4233411410101 |
6 | 302125312025 |
7 | 36350502335 |
oct | 10216230461 |
9 | 2772556348 |
10 | 1111044401 |
11 | 520179115 |
12 | 270105615 |
13 | 149249a2c |
14 | a77b57c5 |
15 | 6781851b |
hex | 42393131 |
1111044401 has 8 divisors (see below), whose sum is σ = 1176705864. Its totient is φ = 1045416960.
The previous prime is 1111044397. The next prime is 1111044409. The reversal of 1111044401 is 1044401111.
It can be written as a sum of positive squares in 4 ways, for example, as 140659600 + 970384801 = 11860^2 + 31151^2 .
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 1111044401 - 22 = 1111044397 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 1111044401.
It is not an unprimeable number, because it can be changed into a prime (1111044409) 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, 94421 + ... + 105533.
It is an arithmetic number, because the mean of its divisors is an integer number (147088233).
Almost surely, 21111044401 is an apocalyptic number.
It is an amenable number.
1111044401 is a deficient number, since it is larger than the sum of its proper divisors (65661463).
1111044401 is a wasteful number, since it uses less digits than its factorization.
1111044401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17011.
The product of its (nonzero) digits is 64, while the sum is 17.
The square root of 1111044401 is about 33332.3326666467. The cubic root of 1111044401 is about 1035.7234398539.
Adding to 1111044401 its reverse (1044401111), we get a palindrome (2155445512).
The spelling of 1111044401 in words is "one billion, one hundred eleven million, forty-four thousand, four hundred one".
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