Base | Representation |
---|---|
bin | 1101010001011000… |
… | …01011011010111100 |
3 | 200101120011122010021 |
4 | 12220230023122330 |
5 | 104043012330300 |
6 | 3135004021524 |
7 | 341365345435 |
oct | 65054133274 |
9 | 20346148107 |
10 | 7125120700 |
11 | 3026a43705 |
12 | 146a2318a4 |
13 | 897203869 |
14 | 4b840a48c |
15 | 2ba7d1d1a |
hex | 1a8b0b6bc |
7125120700 has 18 divisors (see below), whose sum is σ = 15461512136. Its totient is φ = 2850048240.
The previous prime is 7125120659. The next prime is 7125120713. The reversal of 7125120700 is 70215217.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 35625504 + ... + 35625703.
Almost surely, 27125120700 is an apocalyptic number.
It is an amenable number.
7125120700 is an abundant number, since it is smaller than the sum of its proper divisors (8336391436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7125120700 is a wasteful number, since it uses less digits than its factorization.
7125120700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71251221 (or 71251214 counting only the distinct ones).
The product of its (nonzero) digits is 980, while the sum is 25.
The square root of 7125120700 is about 84410.4300427382. The cubic root of 7125120700 is about 1924.2614314036.
Adding to 7125120700 its reverse (70215217), we get a palindrome (7195335917).
The spelling of 7125120700 in words is "seven billion, one hundred twenty-five million, one hundred twenty thousand, seven hundred".
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