Search a number
-
+
2850308660 = 225894793343
BaseRepresentation
bin1010100111100100…
…0100001000110100
321100122100200102102
42221321010020310
521314134334120
61150500001232
7130430136533
oct25171041064
97318320372
102850308660
111232a1a0a1
12676690218
13365692c94
141d079c31a
1511a375d75
hexa9e44234

2850308660 has 48 divisors (see below), whose sum is σ = 6067353600. Its totient is φ = 1124623104.

The previous prime is 2850308623. The next prime is 2850308711. The reversal of 2850308660 is 668030582.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 850949 + ... + 854291.

It is an arithmetic number, because the mean of its divisors is an integer number (126403200).

Almost surely, 22850308660 is an apocalyptic number.

2850308660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2850308660 is an abundant number, since it is smaller than the sum of its proper divisors (3217044940).

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

2850308660 is a wasteful number, since it uses less digits than its factorization.

2850308660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3920 (or 3918 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 2850308660 is about 53388.2820476554. The cubic root of 2850308660 is about 1417.8511205770.

The spelling of 2850308660 in words is "two billion, eight hundred fifty million, three hundred eight thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 89 178 356 445 479 890 958 1780 1916 2395 3343 4790 6686 9580 13372 16715 33430 42631 66860 85262 170524 213155 297527 426310 595054 852620 1190108 1487635 1601297 2975270 3202594 5950540 6405188 8006485 16012970 32025940 142515433 285030866 570061732 712577165 1425154330 2850308660