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47940095 = 571996883
BaseRepresentation
bin1011011011100…
…0000111111111
310100012121110002
42312320013333
544233040340
64431304515
71121325020
oct266700777
9110177402
1047940095
1125074115
121407b13b
139c16928
14651cc47
15431e715
hex2db81ff

47940095 has 16 divisors (see below), whose sum is σ = 66086400. Its totient is φ = 32703264.

The previous prime is 47940091. The next prime is 47940133. The reversal of 47940095 is 59004974.

It is a cyclic number.

It is not a de Polignac number, because 47940095 - 22 = 47940091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47940091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3524 + ... + 10406.

It is an arithmetic number, because the mean of its divisors is an integer number (4130400).

Almost surely, 247940095 is an apocalyptic number.

47940095 is a deficient number, since it is larger than the sum of its proper divisors (18146305).

47940095 is a wasteful number, since it uses less digits than its factorization.

47940095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 47940095 is about 6923.8786095656. The cubic root of 47940095 is about 363.2728686709.

The spelling of 47940095 in words is "forty-seven million, nine hundred forty thousand, ninety-five".

Divisors: 1 5 7 35 199 995 1393 6883 6965 34415 48181 240905 1369717 6848585 9588019 47940095