Base | Representation |
---|---|
bin | 1101010011011001… |
… | …10010001110111110 |
3 | 200102202001002012201 |
4 | 12221230302032332 |
5 | 104111331310034 |
6 | 3140411022114 |
7 | 341662324210 |
oct | 65154621676 |
9 | 20382032181 |
10 | 7142056894 |
11 | 3035561065 |
12 | 1473a3a93a |
13 | 89a88358b |
14 | 4ba7785b0 |
15 | 2bc02a014 |
hex | 1a9b323be |
7142056894 has 8 divisors (see below), whose sum is σ = 12243526128. Its totient is φ = 3060881520.
The previous prime is 7142056891. The next prime is 7142056937. The reversal of 7142056894 is 4986502417.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7142056891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255073447 + ... + 255073474.
It is an arithmetic number, because the mean of its divisors is an integer number (1530440766).
Almost surely, 27142056894 is an apocalyptic number.
7142056894 is a deficient number, since it is larger than the sum of its proper divisors (5101469234).
7142056894 is a wasteful number, since it uses less digits than its factorization.
7142056894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510146930.
The product of its (nonzero) digits is 483840, while the sum is 46.
The square root of 7142056894 is about 84510.6910041564. The cubic root of 7142056894 is about 1925.7848618492.
The spelling of 7142056894 in words is "seven billion, one hundred forty-two million, fifty-six thousand, eight hundred ninety-four".
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