Base | Representation |
---|---|
bin | 10000101111110001… |
… | …11111111110000010 |
3 | 212012120200120000121 |
4 | 20113320333332002 |
5 | 121403113041032 |
6 | 4044051010454 |
7 | 435541064554 |
oct | 102770777602 |
9 | 25176616017 |
10 | 8990752642 |
11 | 38a4055593 |
12 | 18aab99a2a |
13 | b038931a1 |
14 | 6140c94d4 |
15 | 3794a1a97 |
hex | 217e3ff82 |
8990752642 has 8 divisors (see below), whose sum is σ = 13714707600. Its totient is φ = 4419183444.
The previous prime is 8990752597. The next prime is 8990752663. The reversal of 8990752642 is 2462570998.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 8990752642.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38096292 + ... + 38096527.
It is an arithmetic number, because the mean of its divisors is an integer number (1714338450).
Almost surely, 28990752642 is an apocalyptic number.
8990752642 is a deficient number, since it is larger than the sum of its proper divisors (4723954958).
8990752642 is a wasteful number, since it uses less digits than its factorization.
8990752642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76192880.
The product of its (nonzero) digits is 2177280, while the sum is 52.
The square root of 8990752642 is about 94819.5794232394. The cubic root of 8990752642 is about 2079.3711611435.
The spelling of 8990752642 in words is "eight billion, nine hundred ninety million, seven hundred fifty-two thousand, six hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •