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207328887120 = 243523157239233
BaseRepresentation
bin1100000100010111000…
…0111100000101010000
3201211011002212201121010
43001011300330011100
511344102143341440
6235125013330520
720656542314565
oct3010560740520
9654132781533
10207328887120
117aa2282a603
1234222036a40
13167217c8484
14a06b5b086c
1555d6aa6580
hex3045c3c150

207328887120 has 160 divisors (see below), whose sum is σ = 674938444032. Its totient is φ = 52546830336.

The previous prime is 207328887119. The next prime is 207328887133. The reversal of 207328887120 is 21788823702.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 207328887120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 747024 + ... + 986256.

Almost surely, 2207328887120 is an apocalyptic number.

207328887120 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 207328887120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337469222016).

207328887120 is an abundant number, since it is smaller than the sum of its proper divisors (467609556912).

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

207328887120 is a wasteful number, since it uses less digits than its factorization.

207328887120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239429 (or 239423 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 48.

The spelling of 207328887120 in words is "two hundred seven billion, three hundred twenty-eight million, eight hundred eighty-seven thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 40 46 48 60 69 80 92 115 120 138 157 184 230 240 276 314 345 368 460 471 552 628 690 785 920 942 1104 1256 1380 1570 1840 1884 2355 2512 2760 3140 3611 3768 4710 5520 6280 7222 7536 9420 10833 12560 14444 18055 18840 21666 28888 36110 37680 43332 54165 57776 72220 86664 108330 144440 173328 216660 239233 288880 433320 478466 717699 866640 956932 1196165 1435398 1913864 2392330 2870796 3588495 3827728 4784660 5502359 5741592 7176990 9569320 11004718 11483184 14353980 16507077 19138640 22009436 27511795 28707960 33014154 37559581 44018872 55023590 57415920 66028308 75119162 82535385 88037744 110047180 112678743 132056616 150238324 165070770 187797905 220094360 225357486 264113232 300476648 330141540 375595810 440188720 450714972 563393715 600953296 660283080 751191620 863870363 901429944 1126787430 1320566160 1502383240 1727740726 1802859888 2253574860 2591611089 3004766480 3455481452 4319351815 4507149720 5183222178 6910962904 8638703630 9014299440 10366444356 12958055445 13821925808 17277407260 20732888712 25916110890 34554814520 41465777424 51832221780 69109629040 103664443560 207328887120