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80524052 = 2273193089
BaseRepresentation
bin1001100110010…
…11001100010100
312121112001020022
410303023030110
5131103232202
611553524312
71665305000
oct463131424
9177461208
1080524052
11414a9a04
1222b73698
13138b4a8b
14a9a1700
157108ea2
hex4ccb314

80524052 has 48 divisors (see below), whose sum is σ = 173040000. Its totient is φ = 32683392.

The previous prime is 80524051. The next prime is 80524057. The reversal of 80524052 is 25042508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80524051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24524 + ... + 27612.

It is an arithmetic number, because the mean of its divisors is an integer number (3605000).

Almost surely, 280524052 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 80524052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86520000).

80524052 is an abundant number, since it is smaller than the sum of its proper divisors (92515948).

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

80524052 is a wasteful number, since it uses less digits than its factorization.

80524052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3133 (or 3117 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 80524052 is about 8973.5194879155. The cubic root of 80524052 is about 431.8257542021.

The spelling of 80524052 in words is "eighty million, five hundred twenty-four thousand, fifty-two".

Divisors: 1 2 4 7 14 19 28 38 49 76 98 133 196 266 343 532 686 931 1372 1862 3089 3724 6178 6517 12356 13034 21623 26068 43246 58691 86492 117382 151361 234764 302722 410837 605444 821674 1059527 1643348 2119054 2875859 4238108 5751718 11503436 20131013 40262026 80524052