Base | Representation |
---|---|
bin | 11011001011110110011011 |
3 | 111102001121202 |
4 | 123023312123 |
5 | 3311021202 |
6 | 412424415 |
7 | 114400520 |
oct | 33136633 |
9 | 14361552 |
10 | 7126427 |
11 | 4028210 |
12 | 247810b |
13 | 1626929 |
14 | d37147 |
15 | 95b802 |
hex | 6cbd9b |
7126427 has 8 divisors (see below), whose sum is σ = 8884992. Its totient is φ = 5553000.
The previous prime is 7126393. The next prime is 7126429. The reversal of 7126427 is 7246217.
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 7126427 - 26 = 7126363 is a prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 73 + 1 + 2 + 67 + 410 + 215 + 78 .
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7126427.
It is not an unprimeable number, because it can be changed into a prime (7126429) 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, 46199 + ... + 46352.
It is an arithmetic number, because the mean of its divisors is an integer number (1110624).
Almost surely, 27126427 is an apocalyptic number.
7126427 is a gapful number since it is divisible by the number (77) formed by its first and last digit.
7126427 is a deficient number, since it is larger than the sum of its proper divisors (1758565).
7126427 is a wasteful number, since it uses less digits than its factorization.
7126427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92569.
The product of its digits is 4704, while the sum is 29.
The square root of 7126427 is about 2669.5368512160. The cubic root of 7126427 is about 192.4379020481.
The spelling of 7126427 in words is "seven million, one hundred twenty-six thousand, four hundred twenty-seven".
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