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47708342 = 21118111981
BaseRepresentation
bin1011010111111…
…1100010110110
310022202211112122
42311333202312
544203131332
64422315542
71116341243
oct265774266
9108684478
1047708342
1124a25a90
1213b88bb2
139b652b6
14649c5ca
1542c5c12
hex2d7f8b6

47708342 has 16 divisors (see below), whose sum is σ = 78506064. Its totient is φ = 21564000.

The previous prime is 47708329. The next prime is 47708351. The reversal of 47708342 is 24380774.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2009 + ... + 9972.

It is an arithmetic number, because the mean of its divisors is an integer number (4906629).

Almost surely, 247708342 is an apocalyptic number.

47708342 is a deficient number, since it is larger than the sum of its proper divisors (30797722).

47708342 is a wasteful number, since it uses less digits than its factorization.

47708342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12175.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 47708342 is about 6907.1225557391. The cubic root of 47708342 is about 362.6865424351.

The spelling of 47708342 in words is "forty-seven million, seven hundred eight thousand, three hundred forty-two".

Divisors: 1 2 11 22 181 362 1991 3982 11981 23962 131791 263582 2168561 4337122 23854171 47708342