Search a number
-
+
8807990016 = 283712771283
BaseRepresentation
bin10000011001111111…
…10100001100000000
3211201211210020211110
420030333310030000
5121014321140031
64014001443320
7431161452120
oct101477641400
924654706743
108807990016
11380a9762a1
121859940540
13aa4a62a17
145d7b12c80
153683eec46
hex20cff4300

8807990016 has 144 divisors (see below), whose sum is σ = 26832847104. Its totient is φ = 2512637952.

The previous prime is 8807989937. The next prime is 8807990017. The reversal of 8807990016 is 6100997088.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (8807990017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6864511 + ... + 6865793.

It is an arithmetic number, because the mean of its divisors is an integer number (186339216).

Almost surely, 28807990016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8807990016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13416423552).

8807990016 is an abundant number, since it is smaller than the sum of its proper divisors (18024857088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8807990016 is a wasteful number, since it uses less digits than its factorization.

8807990016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586 (or 2572 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 48.

The square root of 8807990016 is about 93850.8924624588. The cubic root of 8807990016 is about 2065.1848854311.

The spelling of 8807990016 in words is "eight billion, eight hundred seven million, nine hundred ninety thousand, sixteen".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 672 768 896 1277 1283 1344 1792 2554 2566 2688 3831 3849 5108 5132 5376 7662 7698 8939 8981 10216 10264 15324 15396 17878 17962 20432 20528 26817 26943 30648 30792 35756 35924 40864 41056 53634 53886 61296 61584 71512 71848 81728 82112 107268 107772 122592 123168 143024 143696 163456 164224 214536 215544 245184 246336 286048 287392 326912 328448 429072 431088 490368 492672 572096 574784 858144 862176 980736 985344 1144192 1149568 1638391 1716288 1724352 2288384 2299136 3276782 3432576 3448704 4915173 6553564 6865152 6897408 9830346 11468737 13107128 19660692 22937474 26214256 34406211 39321384 45874948 52428512 68812422 78642768 91749896 104857024 137624844 157285536 183499792 209714048 275249688 314571072 366999584 419428096 550499376 629142144 733999168 1100998752 1258284288 1467998336 2201997504 2935996672 4403995008 8807990016