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830538360 = 23345318269
BaseRepresentation
bin110001100000010…
…000001001111000
32010212210201110000
4301200100021320
53200104211420
6214225153000
726403313431
oct6140201170
92125721400
10830538360
113968a9843
121b218b760
131030b5c22
147c438488
154cdaa690
hex31810278

830538360 has 160 divisors (see below), whose sum is σ = 2881929600. Its totient is φ = 214306560.

The previous prime is 830538323. The next prime is 830538389. The reversal of 830538360 is 63835038.

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, 96306 + ... + 104574.

It is an arithmetic number, because the mean of its divisors is an integer number (18012060).

Almost surely, 2830538360 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 830538360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1440964800).

830538360 is an abundant number, since it is smaller than the sum of its proper divisors (2051391240).

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

830538360 is a wasteful number, since it uses less digits than its factorization.

830538360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8323 (or 8310 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 830538360 is about 28819.0624413772. The cubic root of 830538360 is about 939.9827822408.

It can be divided in two parts, 8305 and 38360, that added together give a triangular number (46665 = T305).

The spelling of 830538360 in words is "eight hundred thirty million, five hundred thirty-eight thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 31 36 40 45 54 60 62 72 81 90 93 108 120 124 135 155 162 180 186 216 248 270 279 310 324 360 372 405 465 540 558 620 648 744 810 837 930 1080 1116 1240 1395 1620 1674 1860 2232 2511 2790 3240 3348 3720 4185 5022 5580 6696 8269 8370 10044 11160 12555 16538 16740 20088 24807 25110 33076 33480 41345 49614 50220 66152 74421 82690 99228 100440 124035 148842 165380 198456 223263 248070 256339 297684 330760 372105 446526 496140 512678 595368 669789 744210 769017 893052 992280 1025356 1116315 1281695 1339578 1488420 1538034 1786104 2050712 2232630 2307051 2563390 2679156 2976840 3076068 3348945 3845085 4465260 4614102 5126780 5358312 6152136 6697890 6921153 7690170 8930520 9228204 10253560 11535255 13395780 13842306 15380340 18456408 20763459 23070510 26791560 27684612 30760680 34605765 41526918 46141020 55369224 69211530 83053836 92282040 103817295 138423060 166107672 207634590 276846120 415269180 830538360