Base | Representation |
---|---|
bin | 1101010001011010… |
… | …01011101001111101 |
3 | 200101120200000000220 |
4 | 12220231023221331 |
5 | 104043044240210 |
6 | 3135013411553 |
7 | 341400522501 |
oct | 65055135175 |
9 | 20346600026 |
10 | 7125383805 |
11 | 3027103351 |
12 | 146a339bb9 |
13 | 897296547 |
14 | 4b8478301 |
15 | 2ba834c70 |
hex | 1a8b4ba7d |
7125383805 has 16 divisors (see below), whose sum is σ = 11518148544. Its totient is φ = 3761026560.
The previous prime is 7125383801. The next prime is 7125383807. The reversal of 7125383805 is 5083835217.
It is not a de Polignac number, because 7125383805 - 22 = 7125383801 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7125383801) 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 15 ways as a sum of consecutive naturals, for example, 2447131 + ... + 2450040.
It is an arithmetic number, because the mean of its divisors is an integer number (719884284).
Almost surely, 27125383805 is an apocalyptic number.
It is an amenable number.
7125383805 is a deficient number, since it is larger than the sum of its proper divisors (4392764739).
7125383805 is a wasteful number, since it uses less digits than its factorization.
7125383805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4897276.
The product of its (nonzero) digits is 201600, while the sum is 42.
The square root of 7125383805 is about 84411.9885146654. The cubic root of 7125383805 is about 1924.2851164561.
The spelling of 7125383805 in words is "seven billion, one hundred twenty-five million, three hundred eighty-three thousand, eight hundred five".
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