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80013276 = 22327267677
BaseRepresentation
bin1001100010011…
…10011111011100
312120120002120200
410301032133130
5130440411101
611534543500
71661046600
oct461163734
9176502520
1080013276
1141190182
1222967b90
1313766445
14a8ab500
157057986
hex4c4e7dc

80013276 has 108 divisors (see below), whose sum is σ = 239141448. Its totient is φ = 22486464.

The previous prime is 80013257. The next prime is 80013281. The reversal of 80013276 is 67231008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 117850 + ... + 118526.

Almost surely, 280013276 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 80013276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119570724).

80013276 is an abundant number, since it is smaller than the sum of its proper divisors (159128172).

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

80013276 is a wasteful number, since it uses less digits than its factorization.

80013276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768 (or 756 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 80013276 is about 8945.0140301735. The cubic root of 80013276 is about 430.9107719171.

The spelling of 80013276 in words is "eighty million, thirteen thousand, two hundred seventy-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 67 84 98 126 134 147 196 201 252 268 294 402 441 469 588 603 677 804 882 938 1206 1354 1407 1764 1876 2031 2412 2708 2814 3283 4062 4221 4739 5628 6093 6566 8124 8442 9478 9849 12186 13132 14217 16884 18956 19698 24372 28434 29547 33173 39396 42651 45359 56868 59094 66346 85302 90718 99519 118188 132692 136077 170604 181436 199038 272154 298557 317513 398076 408231 544308 597114 635026 816462 952539 1194228 1270052 1632924 1905078 2222591 2857617 3810156 4445182 5715234 6667773 8890364 11430468 13335546 20003319 26671092 40006638 80013276