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42960141 = 3273121997
BaseRepresentation
bin1010001111100…
…0010100001101
32222211121020100
42203320110031
541444211031
64132441313
71031104140
oct243702415
988747210
1042960141
1122282654
1212479239
138b92003
1459c4057
153b88de6
hex28f850d

42960141 has 24 divisors (see below), whose sum is σ = 73209344. Its totient is φ = 23755680.

The previous prime is 42960131. The next prime is 42960143. The reversal of 42960141 is 14106924.

It is not a de Polignac number, because 42960141 - 26 = 42960077 is a prime.

It is a super-3 number, since 3×429601413 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42960143) 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, 9046 + ... + 12951.

Almost surely, 242960141 is an apocalyptic number.

It is an amenable number.

42960141 is a deficient number, since it is larger than the sum of its proper divisors (30249203).

42960141 is a wasteful number, since it uses less digits than its factorization.

42960141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22041 (or 22038 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 42960141 is about 6554.3985994140. The cubic root of 42960141 is about 350.2315230056.

The spelling of 42960141 in words is "forty-two million, nine hundred sixty thousand, one hundred forty-one".

Divisors: 1 3 7 9 21 31 63 93 217 279 651 1953 21997 65991 153979 197973 461937 681907 1385811 2045721 4773349 6137163 14320047 42960141