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47983608 = 2332666439
BaseRepresentation
bin1011011100001…
…0101111111000
310100021211010200
42313002233320
544240433413
64432242200
71121565621
oct267025770
9110254120
1047983608
11250a3882
12140a0360
139c3068a
146530a48
15432c573
hex2dc2bf8

47983608 has 24 divisors (see below), whose sum is σ = 129955800. Its totient is φ = 15994512.

The previous prime is 47983601. The next prime is 47983613. The reversal of 47983608 is 80638974.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47983601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333148 + ... + 333291.

It is an arithmetic number, because the mean of its divisors is an integer number (5414825).

Almost surely, 247983608 is an apocalyptic number.

It is an amenable number.

47983608 is an abundant number, since it is smaller than the sum of its proper divisors (81972192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47983608 is a wasteful number, since it uses less digits than its factorization.

47983608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666451 (or 666444 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 47983608 is about 6927.0201385589. The cubic root of 47983608 is about 363.3827440774.

The spelling of 47983608 in words is "forty-seven million, nine hundred eighty-three thousand, six hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 666439 1332878 1999317 2665756 3998634 5331512 5997951 7997268 11995902 15994536 23991804 47983608