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41500805 = 5432672
BaseRepresentation
bin1001111001010…
…0000010000101
32220002110101212
42132110002011
541111011210
64041301205
71012515413
oct236240205
986073355
1041500805
1121476195
1211a94805
1387a09b8
1457242b3
15399b805
hex2794085

41500805 has 18 divisors (see below), whose sum is σ = 51758406. Its totient is φ = 31944528.

The previous prime is 41500787. The next prime is 41500831. The reversal of 41500805 is 50800514.

It can be written as a sum of positive squares in only one way, i.e., 33200644 + 8300161 = 5762^2 + 2881^2 .

It is not a de Polignac number, because 41500805 - 216 = 41435269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 619382 + ... + 619448.

It is an arithmetic number, because the mean of its divisors is an integer number (2875467).

Almost surely, 241500805 is an apocalyptic number.

It is an amenable number.

41500805 is a deficient number, since it is larger than the sum of its proper divisors (10257601).

41500805 is an frugal number, since it uses more digits than its factorization.

41500805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 41500805 is about 6442.1118431769. Note that the first 3 decimals coincide. The cubic root of 41500805 is about 346.2200172138.

The spelling of 41500805 in words is "forty-one million, five hundred thousand, eight hundred five".

Divisors: 1 5 43 67 215 335 1849 2881 4489 9245 14405 22445 123883 193027 619415 965135 8300161 41500805