Base | Representation |
---|---|
bin | 1101011101111011… |
… | …10010101100011111 |
3 | 200122220021102222011 |
4 | 12232331302230133 |
5 | 104301440320221 |
6 | 3153244332051 |
7 | 344114253130 |
oct | 65675625437 |
9 | 20586242864 |
10 | 7230401311 |
11 | 3080411581 |
12 | 1499544027 |
13 | 8b2c75a93 |
14 | 4c83b3c87 |
15 | 2c4b7b1e1 |
hex | 1aef72b1f |
7230401311 has 8 divisors (see below), whose sum is σ = 8268164640. Its totient is φ = 6193850208.
The previous prime is 7230401273. The next prime is 7230401323. The reversal of 7230401311 is 1131040327.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7230401311 - 27 = 7230401183 is a prime.
It is a super-2 number, since 2×72304013112 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7230407311) 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, 290236 + ... + 314161.
It is an arithmetic number, because the mean of its divisors is an integer number (1033520580).
Almost surely, 27230401311 is an apocalyptic number.
7230401311 is a deficient number, since it is larger than the sum of its proper divisors (1037763329).
7230401311 is a wasteful number, since it uses less digits than its factorization.
7230401311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606113.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 7230401311 is about 85031.7664817096. The cubic root of 7230401311 is about 1933.6927439780.
Adding to 7230401311 its reverse (1131040327), we get a palindrome (8361441638).
The spelling of 7230401311 in words is "seven billion, two hundred thirty million, four hundred one thousand, three hundred eleven".
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