Base | Representation |
---|---|
bin | 1101000111010001… |
… | …11111110100100000 |
3 | 200011122202102002110 |
4 | 12203220333310200 |
5 | 103404320310142 |
6 | 3122340115320 |
7 | 336316263324 |
oct | 64350776440 |
9 | 20148672073 |
10 | 7040400672 |
11 | 2a93139258 |
12 | 1445995b40 |
13 | 8827acc76 |
14 | 4ab075984 |
15 | 2b314999c |
hex | 1a3a3fd20 |
7040400672 has 72 divisors (see below), whose sum is σ = 19632198096. Its totient is φ = 2208744448.
The previous prime is 7040400667. The next prime is 7040400713. The reversal of 7040400672 is 2760040407.
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 11 ways as a sum of consecutive naturals, for example, 99138 + ... + 154625.
It is an arithmetic number, because the mean of its divisors is an integer number (272669418).
Almost surely, 27040400672 is an apocalyptic number.
It is an amenable number.
7040400672 is an abundant number, since it is smaller than the sum of its proper divisors (12591797424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7040400672 is a wasteful number, since it uses less digits than its factorization.
7040400672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253810 (or 253785 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 30.
The square root of 7040400672 is about 83907.0954806565. The cubic root of 7040400672 is about 1916.6043017523.
The spelling of 7040400672 in words is "seven billion, forty million, four hundred thousand, six hundred seventy-two".
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