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2260870490 = 251201188249
BaseRepresentation
bin1000011011000010…
…0010010101011010
312211120020010021002
42012300202111122
514112240323430
61012202145002
7110012040104
oct20660422532
95746203232
102260870490
11a6022550a
125311b2162
132a05248b8
141763a4574
15d3742845
hex86c2255a

2260870490 has 16 divisors (see below), whose sum is σ = 4072977000. Its totient is φ = 903590400.

The previous prime is 2260870489. The next prime is 2260870499. The reversal of 2260870490 is 940780622.

It can be written as a sum of positive squares in 4 ways, for example, as 320732281 + 1940138209 = 17909^2 + 44047^2 .

It is a super-3 number, since 3×22608704903 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2260870499) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 82115 + ... + 106134.

Almost surely, 22260870490 is an apocalyptic number.

2260870490 is a deficient number, since it is larger than the sum of its proper divisors (1812106510).

2260870490 is a wasteful number, since it uses less digits than its factorization.

2260870490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189457.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 2260870490 is about 47548.6118619671. The cubic root of 2260870490 is about 1312.4775849838.

The spelling of 2260870490 in words is "two billion, two hundred sixty million, eight hundred seventy thousand, four hundred ninety".

Divisors: 1 2 5 10 1201 2402 6005 12010 188249 376498 941245 1882490 226087049 452174098 1130435245 2260870490