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42501411 = 3217277787
BaseRepresentation
bin1010001000100…
…0010100100011
32221222021222100
42202020110203
541340021121
64114541443
71024153551
oct242102443
987867870
1042501411
1121a99a37
1212297883
138a61284
145904bd1
153ae8026
hex2888523

42501411 has 12 divisors (see below), whose sum is σ = 65002392. Its totient is φ = 26667456.

The previous prime is 42501409. The next prime is 42501421. The reversal of 42501411 is 11410524.

42501411 is a `hidden beast` number, since 4 + 250 + 1 + 411 = 666.

It is not a de Polignac number, because 42501411 - 21 = 42501409 is a prime.

It is a super-3 number, since 3×425014113 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42501421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138741 + ... + 139046.

It is an arithmetic number, because the mean of its divisors is an integer number (5416866).

Almost surely, 242501411 is an apocalyptic number.

42501411 is a deficient number, since it is larger than the sum of its proper divisors (22500981).

42501411 is a wasteful number, since it uses less digits than its factorization.

42501411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277810 (or 277807 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 42501411 is about 6519.3106230644. The cubic root of 42501411 is about 348.9804643104.

Adding to 42501411 its reverse (11410524), we get a palindrome (53911935).

The spelling of 42501411 in words is "forty-two million, five hundred one thousand, four hundred eleven".

Divisors: 1 3 9 17 51 153 277787 833361 2500083 4722379 14167137 42501411