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47396361 = 3109193751
BaseRepresentation
bin1011010011001…
…1011000001001
310022011222120210
42310303120021
544113140421
64411511333
71113601545
oct264633011
9108158523
1047396361
1124832651
1213a58549
139a862ac
14641aa25
154263576
hex2d33609

47396361 has 16 divisors (see below), whose sum is σ = 64190720. Its totient is φ = 31104000.

The previous prime is 47396347. The next prime is 47396387. The reversal of 47396361 is 16369374.

It is not a de Polignac number, because 47396361 - 27 = 47396233 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47396311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62736 + ... + 63486.

It is an arithmetic number, because the mean of its divisors is an integer number (4011920).

Almost surely, 247396361 is an apocalyptic number.

It is an amenable number.

47396361 is a deficient number, since it is larger than the sum of its proper divisors (16794359).

47396361 is a wasteful number, since it uses less digits than its factorization.

47396361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056.

The product of its digits is 81648, while the sum is 39.

The square root of 47396361 is about 6884.5015070083. The cubic root of 47396361 is about 361.8942361680.

The spelling of 47396361 in words is "forty-seven million, three hundred ninety-six thousand, three hundred sixty-one".

Divisors: 1 3 109 193 327 579 751 2253 21037 63111 81859 144943 245577 434829 15798787 47396361