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199601091000 = 2334532464211
BaseRepresentation
bin1011100111100100100…
…1101111000110111000
3201002012112200000020000
42321321021233012320
511232240334403000
6231410120033000
720264205165003
oct2717111570670
9632175600200
10199601091000
1177717680a43
1232826002760
1315a8c7a034c
14993712253a
1552d3429000
hex2e7926f1b8

199601091000 has 160 divisors (see below), whose sum is σ = 697716985680. Its totient is φ = 53226936000.

The previous prime is 199601090977. The next prime is 199601091029. The reversal of 199601091000 is 190106991.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1151106 + ... + 1313105.

Almost surely, 2199601091000 is an apocalyptic number.

199601091000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199601091000 is an abundant number, since it is smaller than the sum of its proper divisors (498115894680).

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

199601091000 is a wasteful number, since it uses less digits than its factorization.

199601091000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464244 (or 2464221 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 36.

Adding to 199601091000 its reverse (190106991), we get a palindrome (199791197991).

The spelling of 199601091000 in words is "one hundred ninety-nine billion, six hundred one million, ninety-one thousand".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 81 90 100 108 120 125 135 150 162 180 200 216 225 250 270 300 324 360 375 405 450 500 540 600 648 675 750 810 900 1000 1080 1125 1350 1500 1620 1800 2025 2250 2700 3000 3240 3375 4050 4500 5400 6750 8100 9000 10125 13500 16200 20250 27000 40500 81000 2464211 4928422 7392633 9856844 12321055 14785266 19713688 22177899 24642110 29570532 36963165 44355798 49284220 59141064 61605275 66533697 73926330 88711596 98568440 110889495 123210550 133067394 147852660 177423192 184815825 199601091 221778990 246421100 266134788 295705320 308026375 332668485 369631650 399202182 443557980 492842200 532269576 554447475 616052750 665336970 739263300 798404364 887115960 924079125 998005455 1108894950 1232105500 1330673940 1478526600 1596808728 1663342425 1848158250 1996010910 2217789900 2464211000 2661347880 2772237375 3326684850 3696316500 3992021820 4435579800 4990027275 5544474750 6653369700 7392633000 7984043640 8316712125 9980054550 11088949500 13306739400 16633424250 19960109100 22177899000 24950136375 33266848500 39920218200 49900272750 66533697000 99800545500 199601091000