Base | Representation |
---|---|
bin | 100001101101101… |
… | …0011010010000101 |
3 | 2220211121110022001 |
4 | 1003123103102011 |
5 | 4304043332331 |
6 | 304130105301 |
7 | 40014204433 |
oct | 10333232205 |
9 | 2824543261 |
10 | 1131230341 |
11 | 53060610a |
12 | 276a1b231 |
13 | 150496987 |
14 | aa34bd53 |
15 | 694a4561 |
hex | 436d3485 |
1131230341 has 8 divisors (see below), whose sum is σ = 1222952480. Its totient is φ = 1042726608.
The previous prime is 1131230333. The next prime is 1131230351. The reversal of 1131230341 is 1430321311.
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 1131230341 - 23 = 1131230333 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1131230311) 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, 803871 + ... + 805276.
It is an arithmetic number, because the mean of its divisors is an integer number (152869060).
Almost surely, 21131230341 is an apocalyptic number.
It is an amenable number.
1131230341 is a deficient number, since it is larger than the sum of its proper divisors (91722139).
1131230341 is a wasteful number, since it uses less digits than its factorization.
1131230341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1609203.
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 1131230341 is about 33633.7678680222. The cubic root of 1131230341 is about 1041.9583235308.
Adding to 1131230341 its reverse (1430321311), we get a palindrome (2561551652).
The spelling of 1131230341 in words is "one billion, one hundred thirty-one million, two hundred thirty thousand, three hundred forty-one".
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