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80119312 = 2473131123
BaseRepresentation
bin1001100011010…
…00011000010000
312120202111000221
410301220120100
5131002304222
611541122424
71662001000
oct461503020
9176674027
1080119312
1141252909
12229b9414
13137a27a0
14a8d8000
1570790c7
hex4c68610

80119312 has 80 divisors (see below), whose sum is σ = 195126400. Its totient is φ = 31667328.

The previous prime is 80119307. The next prime is 80119321. The reversal of 80119312 is 21391108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70783 + ... + 71905.

It is an arithmetic number, because the mean of its divisors is an integer number (2439080).

Almost surely, 280119312 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 80119312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97563200).

80119312 is an abundant number, since it is smaller than the sum of its proper divisors (115007088).

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

80119312 is a wasteful number, since it uses less digits than its factorization.

80119312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 80119312 is about 8950.9391686012. The cubic root of 80119312 is about 431.1010398642.

The spelling of 80119312 in words is "eighty million, one hundred nineteen thousand, three hundred twelve".

Divisors: 1 2 4 7 8 13 14 16 26 28 49 52 56 91 98 104 112 182 196 208 343 364 392 637 686 728 784 1123 1274 1372 1456 2246 2548 2744 4459 4492 5096 5488 7861 8918 8984 10192 14599 15722 17836 17968 29198 31444 35672 55027 58396 62888 71344 102193 110054 116792 125776 204386 220108 233584 385189 408772 440216 715351 770378 817544 880432 1430702 1540756 1635088 2861404 3081512 5007457 5722808 6163024 10014914 11445616 20029828 40059656 80119312