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4540571712 = 263223932983
BaseRepresentation
bin1000011101010001…
…11010000001000000
3102201102212221102200
410032220322001000
533244341243322
62030320113200
7220343136255
oct41650720100
912642787380
104540571712
111a20041806
12a68765800
13574910631
1431106b42c
151b89548ac
hex10ea3a040

4540571712 has 84 divisors (see below), whose sum is σ = 13069580160. Its totient is φ = 1507145472.

The previous prime is 4540571669. The next prime is 4540571729. The reversal of 4540571712 is 2171750454.

4540571712 is a `hidden beast` number, since 45 + 40 + 571 + 7 + 1 + 2 = 666.

It is a super-2 number, since 2×45405717122 = 41233582943629221888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121173 + ... + 154155.

It is an arithmetic number, because the mean of its divisors is an integer number (155590240).

Almost surely, 24540571712 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 4540571712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6534790080).

4540571712 is an abundant number, since it is smaller than the sum of its proper divisors (8529008448).

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

4540571712 is a wasteful number, since it uses less digits than its factorization.

4540571712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33240 (or 33227 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 4540571712 is about 67383.7644540582. The cubic root of 4540571712 is about 1655.9104481434.

The spelling of 4540571712 in words is "four billion, five hundred forty million, five hundred seventy-one thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 239 288 478 576 717 956 1434 1912 2151 2868 3824 4302 5736 7648 8604 11472 15296 17208 22944 32983 34416 45888 65966 68832 98949 131932 137664 197898 263864 296847 395796 527728 593694 791592 1055456 1187388 1583184 2110912 2374776 3166368 4749552 6332736 7882937 9499104 15765874 18998208 23648811 31531748 47297622 63063496 70946433 94595244 126126992 141892866 189190488 252253984 283785732 378380976 504507968 567571464 756761952 1135142928 1513523904 2270285856 4540571712