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41487985 = 5711107761
BaseRepresentation
bin1001111001000…
…0111001110001
32220001210211001
42132100321301
541110103420
64041122001
71012433140
oct236207161
986053731
1041487985
11214675a0
1211a89301
138797c06
14571d757
153997b0a
hex2790e71

41487985 has 16 divisors (see below), whose sum is σ = 62070912. Its totient is φ = 25862400.

The previous prime is 41487983. The next prime is 41487997. The reversal of 41487985 is 58978414.

41487985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41487985 - 21 = 41487983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41487983) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 53496 + ... + 54265.

It is an arithmetic number, because the mean of its divisors is an integer number (3879432).

Almost surely, 241487985 is an apocalyptic number.

It is an amenable number.

41487985 is a deficient number, since it is larger than the sum of its proper divisors (20582927).

41487985 is a wasteful number, since it uses less digits than its factorization.

41487985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107784.

The product of its digits is 322560, while the sum is 46.

The square root of 41487985 is about 6441.1167509990. The cubic root of 41487985 is about 346.1843633051.

The spelling of 41487985 in words is "forty-one million, four hundred eighty-seven thousand, nine hundred eighty-five".

Divisors: 1 5 7 11 35 55 77 385 107761 538805 754327 1185371 3771635 5926855 8297597 41487985