Base | Representation |
---|---|
bin | 100010000110011… |
… | …0010000010000101 |
3 | 2221202000110011202 |
4 | 1010030302002011 |
5 | 4320403420344 |
6 | 305312112245 |
7 | 40232356664 |
oct | 10414620205 |
9 | 2852013152 |
10 | 1144201349 |
11 | 537965455 |
12 | 27b235685 |
13 | 153088925 |
14 | abd66ddb |
15 | 6a6b794e |
hex | 44332085 |
1144201349 has 4 divisors (see below), whose sum is σ = 1144270464. Its totient is φ = 1144132236.
The previous prime is 1144201327. The next prime is 1144201363. The reversal of 1144201349 is 9431024411.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9431024411 = 1597 ⋅5905463.
It is a cyclic number.
It is not a de Polignac number, because 1144201349 - 212 = 1144197253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1144201369) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6674 + ... + 48300.
It is an arithmetic number, because the mean of its divisors is an integer number (286067616).
Almost surely, 21144201349 is an apocalyptic number.
It is an amenable number.
1144201349 is a deficient number, since it is larger than the sum of its proper divisors (69115).
1144201349 is an equidigital number, since it uses as much as digits as its factorization.
1144201349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69114.
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 1144201349 is about 33826.0454236081. The cubic root of 1144201349 is about 1045.9256616481.
The spelling of 1144201349 in words is "one billion, one hundred forty-four million, two hundred one thousand, three hundred forty-nine".
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