Base | Representation |
---|---|
bin | 110100100011101101100… |
… | …0000110000001001010001 |
3 | 221120120011010210120121120 |
4 | 1221013123000300021101 |
5 | 1421322224143311311 |
6 | 23210234155312453 |
7 | 1343611264406613 |
oct | 151073300601121 |
9 | 27516133716546 |
10 | 7223514432081 |
11 | 2335525642392 |
12 | 987b7044b729 |
13 | 405236472a2c |
14 | 1ad897276db3 |
15 | c7d781ec706 |
hex | 691db030251 |
7223514432081 has 8 divisors (see below), whose sum is σ = 9631368769440. Its totient is φ = 4815668191392.
The previous prime is 7223514432047. The next prime is 7223514432103. The reversal of 7223514432081 is 1802344153227.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7223514432081 - 29 = 7223514431569 is a prime.
It is a super-2 number, since 2×72235144320812 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (7223514432031) 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, 511210 + ... + 3835148.
It is an arithmetic number, because the mean of its divisors is an integer number (1203921096180).
Almost surely, 27223514432081 is an apocalyptic number.
It is an amenable number.
7223514432081 is a deficient number, since it is larger than the sum of its proper divisors (2407854337359).
7223514432081 is a wasteful number, since it uses less digits than its factorization.
7223514432081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4048335.
The product of its (nonzero) digits is 322560, while the sum is 42.
The spelling of 7223514432081 in words is "seven trillion, two hundred twenty-three billion, five hundred fourteen million, four hundred thirty-two thousand, eighty-one".
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