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41087540 = 22513158029
BaseRepresentation
bin1001110010111…
…1001000110100
32212022110111202
42130233020310
541004300130
64024352032
71006144514
oct234571064
985273452
1041087540
112121374a
1211915618
138687870
145657844
153919145
hex272f234

41087540 has 24 divisors (see below), whose sum is σ = 92921640. Its totient is φ = 15170688.

The previous prime is 41087537. The next prime is 41087567. The reversal of 41087540 is 4578014.

41087540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4169764 + 36917776 = 2042^2 + 6076^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78755 + ... + 79274.

It is an arithmetic number, because the mean of its divisors is an integer number (3871735).

Almost surely, 241087540 is an apocalyptic number.

It is an amenable number.

41087540 is an abundant number, since it is smaller than the sum of its proper divisors (51834100).

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

41087540 is a wasteful number, since it uses less digits than its factorization.

41087540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158051 (or 158049 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 41087540 is about 6409.9563181039. The cubic root of 41087540 is about 345.0669617276.

The spelling of 41087540 in words is "forty-one million, eighty-seven thousand, five hundred forty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 158029 316058 632116 790145 1580290 2054377 3160580 4108754 8217508 10271885 20543770 41087540