Search a number
-
+
8068848620 = 225741131487
BaseRepresentation
bin1111000001111000…
…01101101111101100
3202211022221222110012
413200330031233230
5113011111123440
63412355232352
7403645040000
oct74074155754
922738858405
108068848620
113470722438
1216922a86b8
139b789a851
145678aa700
15323599e65
hex1e0f0dbec

8068848620 has 120 divisors (see below), whose sum is σ = 19955847744. Its totient is φ = 2740136448.

The previous prime is 8068848551. The next prime is 8068848637. The reversal of 8068848620 is 268488608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5425517 + ... + 5427003.

Almost surely, 28068848620 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 8068848620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9977923872).

8068848620 is an abundant number, since it is smaller than the sum of its proper divisors (11886999124).

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

8068848620 is a wasteful number, since it uses less digits than its factorization.

8068848620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637 (or 1614 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 50.

The square root of 8068848620 is about 89826.7700632723. The cubic root of 8068848620 is about 2005.7210044501.

The spelling of 8068848620 in words is "eight billion, sixty-eight million, eight hundred forty-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 113 140 196 226 245 343 452 490 565 686 791 980 1130 1372 1487 1582 1715 2260 2401 2974 3164 3430 3955 4802 5537 5948 6860 7435 7910 9604 10409 11074 12005 14870 15820 20818 22148 24010 27685 29740 38759 41636 48020 52045 55370 72863 77518 104090 110740 145726 155036 168031 193795 208180 271313 291452 336062 364315 387590 510041 542626 672124 728630 775180 840155 1020082 1085252 1176217 1356565 1457260 1680310 2040164 2352434 2550205 2713130 3360620 3570287 4704868 5100410 5426260 5881085 7140574 8233519 10200820 11762170 14281148 16467038 17851435 23524340 32934076 35702870 41167595 57634633 71405740 82335190 115269266 164670380 230538532 288173165 403442431 576346330 806884862 1152692660 1613769724 2017212155 4034424310 8068848620