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34204212120 = 233513181112107
BaseRepresentation
bin11111110110101110…
…101101101110011000
310021021202021000012010
4133312232231232120
51030022234241440
623414014545520
72320420002021
oct376656555630
9107252230163
1034204212120
1113562427901
126766b082a0
1332c13b7090
141926959c48
15d52c8b580
hex7f6badb98

34204212120 has 128 divisors (see below), whose sum is σ = 110576067840. Its totient is φ = 8414154240.

The previous prime is 34204212059. The next prime is 34204212193. The reversal of 34204212120 is 2121240243.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2819107 + ... + 2831213.

It is an arithmetic number, because the mean of its divisors is an integer number (863875530).

Almost surely, 234204212120 is an apocalyptic number.

34204212120 is a gapful number since it is divisible by the number (30) 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 34204212120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55288033920).

34204212120 is an abundant number, since it is smaller than the sum of its proper divisors (76371855720).

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

34204212120 is a wasteful number, since it uses less digits than its factorization.

34204212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13945 (or 13941 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 34204212120 its reverse (2121240243), we get a palindrome (36325452363).

The spelling of 34204212120 in words is "thirty-four billion, two hundred four million, two hundred twelve thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 520 780 1560 1811 3622 5433 7244 9055 10866 12107 14488 18110 21732 23543 24214 27165 36220 36321 43464 47086 48428 54330 60535 70629 72440 72642 94172 96856 108660 117715 121070 141258 145284 157391 181605 188344 217320 235430 242140 282516 290568 314782 353145 363210 470860 472173 484280 565032 629564 706290 726420 786955 941720 944346 1259128 1412580 1452840 1573910 1888692 2360865 2825160 3147820 3777384 4721730 6295640 9443460 18886920 21925777 43851554 65777331 87703108 109628885 131554662 175406216 219257770 263109324 285035101 328886655 438515540 526218648 570070202 657773310 855105303 877031080 1140140404 1315546620 1425175505 1710210606 2280280808 2631093240 2850351010 3420421212 4275526515 5700702020 6840842424 8551053030 11401404040 17102106060 34204212120