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47192941 = 1923791367
BaseRepresentation
bin1011010000000…
…1101101101101
310021210122112201
42310001231231
544040133231
64403301501
71112063515
oct264015555
9107718481
1047192941
1124703834
121397a891
139a14823
1463a6845
154223161
hex2d01b6d

47192941 has 16 divisors (see below), whose sum is σ = 52531200. Its totient is φ = 42193008.

The previous prime is 47192933. The next prime is 47193011. The reversal of 47192941 is 14929174.

47192941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 47192941 - 23 = 47192933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47192941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47192921) 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, 33840 + ... + 35206.

It is an arithmetic number, because the mean of its divisors is an integer number (3283200).

Almost surely, 247192941 is an apocalyptic number.

It is an amenable number.

47192941 is a deficient number, since it is larger than the sum of its proper divisors (5338259).

47192941 is a wasteful number, since it uses less digits than its factorization.

47192941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488.

The product of its digits is 18144, while the sum is 37.

The square root of 47192941 is about 6869.7118571305. The cubic root of 47192941 is about 361.3757568739.

The spelling of 47192941 in words is "forty-seven million, one hundred ninety-two thousand, nine hundred forty-one".

Divisors: 1 19 23 79 437 1367 1501 1817 25973 31441 34523 107993 597379 2051867 2483839 47192941