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47302690230 = 23451718118979
BaseRepresentation
bin101100000011011101…
…011100010110110110
311112002121100122020000
4230003131130112312
51233333442041410
633421444452130
73263130142605
oct540335342666
9145077318200
1047302690230
1119074154324
1292016aa046
1345cacb8943
14240a3dba3c
15136cb91dc0
hexb0375c5b6

47302690230 has 160 divisors (see below), whose sum is σ = 135424729440. Its totient is φ = 11805834240.

The previous prime is 47302690229. The next prime is 47302690289. The reversal of 47302690230 is 3209620374.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2482881 + ... + 2501859.

It is an arithmetic number, because the mean of its divisors is an integer number (846404559).

Almost surely, 247302690230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47302690230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67712364720).

47302690230 is an abundant number, since it is smaller than the sum of its proper divisors (88122039210).

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

47302690230 is a wasteful number, since it uses less digits than its factorization.

47302690230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19196 (or 19187 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The spelling of 47302690230 in words is "forty-seven billion, three hundred two million, six hundred ninety thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 81 85 90 102 135 153 162 170 181 255 270 306 362 405 459 510 543 765 810 905 918 1086 1377 1530 1629 1810 2295 2715 2754 3077 3258 4590 4887 5430 6154 6885 8145 9231 9774 13770 14661 15385 16290 18462 18979 24435 27693 29322 30770 37958 46155 48870 55386 56937 73305 83079 92310 94895 113874 138465 146610 166158 170811 189790 249237 276930 284685 322643 341622 415395 498474 512433 569370 645286 830790 854055 967929 1024866 1246185 1537299 1613215 1708110 1935858 2492370 2562165 2903787 3074598 3226430 3435199 4839645 5124330 5807574 6870398 7686495 8711361 9679290 10305597 14518935 15372990 17175995 17422722 20611194 26134083 29037870 30916791 34351990 43556805 51527985 52268166 58398383 61833582 87113610 92750373 103055970 116796766 130670415 154583955 175195149 185500746 261340830 278251119 291991915 309167910 350390298 463751865 525585447 556502238 583983830 875975745 927503730 1051170894 1391255595 1576756341 1751951490 2627927235 2782511190 3153512682 4730269023 5255854470 7883781705 9460538046 15767563410 23651345115 47302690230