Base | Representation |
---|---|
bin | 1010001011001101… |
… | …1110100011011001 |
3 | 21001100121200011220 |
4 | 2202303132203121 |
5 | 21043214402411 |
6 | 1131011242253 |
7 | 124454355312 |
oct | 24263364331 |
9 | 7040550156 |
10 | 2731403481 |
11 | 1181895954 |
12 | 6428a9389 |
13 | 346b604a1 |
14 | 1bca89609 |
15 | 10ebd9b06 |
hex | a2cde8d9 |
2731403481 has 8 divisors (see below), whose sum is σ = 3856099104. Its totient is φ = 1713821760.
The previous prime is 2731403431. The next prime is 2731403489. The reversal of 2731403481 is 1843041372.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2731403481 - 218 = 2731141337 is a prime.
It is a super-2 number, since 2×27314034812 = 14921129952037834722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2731403489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26778415 + ... + 26778516.
It is an arithmetic number, because the mean of its divisors is an integer number (482012388).
Almost surely, 22731403481 is an apocalyptic number.
It is an amenable number.
2731403481 is a deficient number, since it is larger than the sum of its proper divisors (1124695623).
2731403481 is a wasteful number, since it uses less digits than its factorization.
2731403481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53556951.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 2731403481 is about 52262.8307786710. The cubic root of 2731403481 is about 1397.8544484068.
The spelling of 2731403481 in words is "two billion, seven hundred thirty-one million, four hundred three thousand, four hundred eighty-one".
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