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47795552 = 257316883
BaseRepresentation
bin1011011001010…
…0110101100000
310022221021011122
42312110311200
544213424202
64424231412
71120153430
oct266246540
9108837148
1047795552
1124a85562
121400b568
139b95bbc
1464c22c0
1542e19a2
hex2d94d60

47795552 has 48 divisors (see below), whose sum is σ = 111025152. Its totient is φ = 19820160.

The previous prime is 47795537. The next prime is 47795597. The reversal of 47795552 is 25559774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3503 + ... + 10385.

It is an arithmetic number, because the mean of its divisors is an integer number (2313024).

Almost surely, 247795552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47795552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55512576).

47795552 is an abundant number, since it is smaller than the sum of its proper divisors (63229600).

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

47795552 is a wasteful number, since it uses less digits than its factorization.

47795552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6931 (or 6923 counting only the distinct ones).

The product of its digits is 441000, while the sum is 44.

The square root of 47795552 is about 6913.4327218828. The cubic root of 47795552 is about 362.9074027615.

The spelling of 47795552 in words is "forty-seven million, seven hundred ninety-five thousand, five hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 31 32 56 62 112 124 217 224 248 434 496 868 992 1736 3472 6883 6944 13766 27532 48181 55064 96362 110128 192724 213373 220256 385448 426746 770896 853492 1493611 1541792 1706984 2987222 3413968 5974444 6827936 11948888 23897776 47795552