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15430208060 = 22529157239709
BaseRepresentation
bin11100101111011011…
…00100101000111100
31110211100122210012102
432113231210220330
5223100113124220
611031042524232
71054242414221
oct162755445074
943740583172
1015430208060
1165a8a4a773
122ba7666678
1315bba06237
14a6540d948
15604993775
hex397b64a3c

15430208060 has 96 divisors (see below), whose sum is σ = 33923232000. Its totient is φ = 5888203776.

The previous prime is 15430208051. The next prime is 15430208081. The reversal of 15430208060 is 6080203451.

It is a Harshad number since it is a multiple of its sum of digits (29).

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 31 ways as a sum of consecutive naturals, for example, 21762986 + ... + 21763694.

It is an arithmetic number, because the mean of its divisors is an integer number (353367000).

Almost surely, 215430208060 is an apocalyptic number.

15430208060 is a gapful number since it is divisible by the number (10) 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 15430208060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16961616000).

15430208060 is an abundant number, since it is smaller than the sum of its proper divisors (18493023940).

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

15430208060 is a wasteful number, since it uses less digits than its factorization.

15430208060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 15430208060 in words is "fifteen billion, four hundred thirty million, two hundred eight thousand, sixty".

Divisors: 1 2 4 5 10 20 29 58 116 145 157 239 290 314 478 580 628 709 785 956 1195 1418 1570 2390 2836 3140 3545 4553 4780 6931 7090 9106 13862 14180 18212 20561 22765 27724 34655 37523 41122 45530 69310 75046 82244 91060 102805 111313 138620 150092 169451 187615 205610 222626 338902 375230 411220 445252 556565 677804 750460 847255 1088167 1113130 1694510 2176334 2226260 3228077 3389020 4352668 4914079 5440835 6456154 9828158 10881670 12912308 16140385 19656316 21763340 24570395 26603807 32280770 49140790 53207614 64561540 98281580 106415228 133019035 266038070 532076140 771510403 1543020806 3086041612 3857552015 7715104030 15430208060