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41020569 = 3223533739
BaseRepresentation
bin1001110001111…
…0110010011001
32212012001122100
42130132302121
541000124234
64023114013
71005445332
oct234366231
985161570
1041020569
11211783a7
12118a2909
138663235
14563b289
153904399
hex271ec99

41020569 has 24 divisors (see below), whose sum is σ = 63011520. Its totient is φ = 25657632.

The previous prime is 41020547. The next prime is 41020571. The reversal of 41020569 is 96502014.

It is not a de Polignac number, because 41020569 - 25 = 41020537 is a prime.

It is a super-2 number, since 2×410205692 = 3365374162167522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41020579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9102 + ... + 12840.

It is an arithmetic number, because the mean of its divisors is an integer number (2625480).

Almost surely, 241020569 is an apocalyptic number.

It is an amenable number.

41020569 is a deficient number, since it is larger than the sum of its proper divisors (21990951).

41020569 is a wasteful number, since it uses less digits than its factorization.

41020569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3821 (or 3818 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 41020569 is about 6404.7302050906. The cubic root of 41020569 is about 344.8793781219.

The spelling of 41020569 in words is "forty-one million, twenty thousand, five hundred sixty-nine".

Divisors: 1 3 9 23 53 69 159 207 477 1219 3657 3739 10971 11217 33651 85997 198167 257991 594501 773973 1783503 4557841 13673523 41020569