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230987269080 = 23345531345139
BaseRepresentation
bin1101011100011111101…
…0100000001111011000
3211002012220022001110000
43113013322200033120
512241030220102310
6254040350453000
722455036251241
oct3270772401730
9732186261400
10230987269080
1189a63323097
1238925204160
1318a220b4859
14b2736c1cc8
15601dab74c0
hex35c7ea03d8

230987269080 has 160 divisors (see below), whose sum is σ = 791023028400. Its totient is φ = 60434360064.

The previous prime is 230987269069. The next prime is 230987269147. The reversal of 230987269080 is 80962789032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 500850 + ... + 844289.

Almost surely, 2230987269080 is an apocalyptic number.

230987269080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230987269080 is an abundant number, since it is smaller than the sum of its proper divisors (560035759320).

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

230987269080 is a wasteful number, since it uses less digits than its factorization.

230987269080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345215 (or 1345202 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 230987269080 in words is "two hundred thirty billion, nine hundred eighty-seven million, two hundred sixty-nine thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 53 54 60 72 81 90 106 108 120 135 159 162 180 212 216 265 270 318 324 360 405 424 477 530 540 636 648 795 810 954 1060 1080 1272 1431 1590 1620 1908 2120 2385 2862 3180 3240 3816 4293 4770 5724 6360 7155 8586 9540 11448 14310 17172 19080 21465 28620 34344 42930 57240 85860 171720 1345139 2690278 4035417 5380556 6725695 8070834 10761112 12106251 13451390 16141668 20177085 24212502 26902780 32283336 36318753 40354170 48425004 53805560 60531255 71292367 72637506 80708340 96850008 108956259 121062510 142584734 145275012 161416680 181593765 213877101 217912518 242125020 285169468 290550024 356461835 363187530 427754202 435825036 484250040 544781295 570338936 641631303 712923670 726375060 855508404 871650072 1069385505 1089562590 1283262606 1425847340 1452750120 1711016808 1924893909 2138771010 2179125180 2566525212 2851694680 3208156515 3849787818 4277542020 4358250360 5133050424 5774681727 6416313030 7699575636 8555084040 9624469545 11549363454 12832626060 15399151272 19248939090 23098726908 25665252120 28873408635 38497878180 46197453816 57746817270 76995756360 115493634540 230987269080