Base | Representation |
---|---|
bin | 1110001111011101… |
… | …01011011111101000 |
3 | 201201212001102221110 |
4 | 13013232223133220 |
5 | 111124320320211 |
6 | 3302405310320 |
7 | 360320552226 |
oct | 70756533750 |
9 | 21655042843 |
10 | 7645870056 |
11 | 3273992380 |
12 | 15947053a0 |
13 | 94b072186 |
14 | 527643b16 |
15 | 2eb397ea6 |
hex | 1c7bab7e8 |
7645870056 has 64 divisors (see below), whose sum is σ = 20967710400. Its totient is φ = 2304115200.
The previous prime is 7645870007. The next prime is 7645870079. The reversal of 7645870056 is 6500785467.
It is a junction number, because it is equal to n+sod(n) for n = 7645869987 and 7645870014.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32221 + ... + 127788.
It is an arithmetic number, because the mean of its divisors is an integer number (327620475).
Almost surely, 27645870056 is an apocalyptic number.
It is an amenable number.
7645870056 is an abundant number, since it is smaller than the sum of its proper divisors (13321840344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7645870056 is a wasteful number, since it uses less digits than its factorization.
7645870056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160210 (or 160206 counting only the distinct ones).
The product of its (nonzero) digits is 1411200, while the sum is 48.
The square root of 7645870056 is about 87440.6659169519. The cubic root of 7645870056 is about 1970.0426915774.
The spelling of 7645870056 in words is "seven billion, six hundred forty-five million, eight hundred seventy thousand, fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •