Base | Representation |
---|---|
bin | 1110101101110101… |
… | …11100111110011110 |
3 | 202101121122110111112 |
4 | 13112322330332132 |
5 | 112140042330010 |
6 | 3343552222022 |
7 | 366534141551 |
oct | 72672747636 |
9 | 22347573445 |
10 | 7900745630 |
11 | 3394846148 |
12 | 1645b3a912 |
13 | 98bb00b1b |
14 | 54d42c698 |
15 | 313941a05 |
hex | 1d6ebcf9e |
7900745630 has 16 divisors (see below), whose sum is σ = 14222699280. Its totient is φ = 3159996672.
The previous prime is 7900745627. The next prime is 7900745693. The reversal of 7900745630 is 365470097.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94361 + ... + 157179.
It is an arithmetic number, because the mean of its divisors is an integer number (888918705).
Almost surely, 27900745630 is an apocalyptic number.
7900745630 is a deficient number, since it is larger than the sum of its proper divisors (6321953650).
7900745630 is a wasteful number, since it uses less digits than its factorization.
7900745630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75403.
The product of its (nonzero) digits is 158760, while the sum is 41.
The square root of 7900745630 is about 88886.1385706455. The cubic root of 7900745630 is about 1991.6943584050.
The spelling of 7900745630 in words is "seven billion, nine hundred million, seven hundred forty-five thousand, six hundred thirty".
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