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3342180690 = 23652915809
BaseRepresentation
bin1100011100110101…
…1010000101010010
322121220220101000000
43013031122011102
523321044240230
61311350310430
7145552032012
oct30715320522
98556811000
103342180690
111465634902
12793358416
13413560614
14239c39c42
15148635b60
hexc735a152

3342180690 has 112 divisors (see below), whose sum is σ = 9331378200. Its totient is φ = 860461056.

The previous prime is 3342180683. The next prime is 3342180691. The reversal of 3342180690 is 960812433.

It can be written as a sum of positive squares in 4 ways, for example, as 1794623769 + 1547556921 = 42363^2 + 39339^2 .

It is a super-3 number, since 3×33421806903 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3342180691) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 203506 + ... + 219314.

Almost surely, 23342180690 is an apocalyptic number.

3342180690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3342180690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4665689100).

3342180690 is an abundant number, since it is smaller than the sum of its proper divisors (5989197510).

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

3342180690 is a wasteful number, since it uses less digits than its factorization.

3342180690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15863 (or 15848 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 3342180690 is about 57811.5965010481. The cubic root of 3342180690 is about 1495.1220341616.

The spelling of 3342180690 in words is "three billion, three hundred forty-two million, one hundred eighty thousand, six hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 29 30 45 54 58 81 87 90 135 145 162 174 243 261 270 290 405 435 486 522 729 783 810 870 1215 1305 1458 1566 2349 2430 2610 3645 3915 4698 7047 7290 7830 11745 14094 15809 21141 23490 31618 35235 42282 47427 70470 79045 94854 105705 142281 158090 211410 237135 284562 426843 458461 474270 711405 853686 916922 1280529 1375383 1422810 2134215 2292305 2561058 2750766 3841587 4126149 4268430 4584610 6402645 6876915 7683174 8252298 11524761 12378447 12805290 13753830 19207935 20630745 23049522 24756894 37135341 38415870 41261490 57623805 61892235 74270682 111406023 115247610 123784470 185676705 222812046 334218069 371353410 557030115 668436138 1114060230 1671090345 3342180690