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2855338260 = 2235299671697
BaseRepresentation
bin1010101000110001…
…0000000100010100
321100222211012201220
42222030100010110
521321431311020
61151155450340
7130520655225
oct25214200424
97328735656
102855338260
111235844995
126782b69b0
13366734388
141d130b24c
1511aa1b240
hexaa310114

2855338260 has 96 divisors (see below), whose sum is σ = 8284066560. Its totient is φ = 733974528.

The previous prime is 2855338247. The next prime is 2855338261. The reversal of 2855338260 is 628335582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2855338261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1681732 + ... + 1683428.

It is an arithmetic number, because the mean of its divisors is an integer number (86292360).

Almost surely, 22855338260 is an apocalyptic number.

2855338260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2855338260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4142033280).

2855338260 is an abundant number, since it is smaller than the sum of its proper divisors (5428728300).

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

2855338260 is a wasteful number, since it uses less digits than its factorization.

2855338260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705 (or 2703 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 2855338260 is about 53435.3652556058. The cubic root of 2855338260 is about 1418.6846014865.

The spelling of 2855338260 in words is "two billion, eight hundred fifty-five million, three hundred thirty-eight thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 870 967 1697 1740 1934 2901 3394 3868 4835 5091 5802 6788 8485 9670 10182 11604 14505 16970 19340 20364 25455 28043 29010 33940 49213 50910 56086 58020 84129 98426 101820 112172 140215 147639 168258 196852 246065 280430 295278 336516 420645 492130 560860 590556 738195 841290 984260 1476390 1640999 1682580 2952780 3281998 4922997 6563996 8204995 9845994 16409990 19691988 24614985 32819980 47588971 49229970 95177942 98459940 142766913 190355884 237944855 285533826 475889710 571067652 713834565 951779420 1427669130 2855338260