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47008004 = 2267175403
BaseRepresentation
bin1011001101010…
…0100100000100
310021110020212012
42303110210010
544013224004
64355313352
71110363401
oct263244404
9107406765
1047008004
112459789a
12138ab858
13997b5b4
1463592a8
1541d846e
hex2cd4904

47008004 has 12 divisors (see below), whose sum is σ = 83492304. Its totient is φ = 23153064.

The previous prime is 47008001. The next prime is 47008007. The reversal of 47008004 is 40080074.

It is an interprime number because it is at equal distance from previous prime (47008001) and next prime (47008007).

It is not an unprimeable number, because it can be changed into a prime (47008001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87434 + ... + 87969.

It is an arithmetic number, because the mean of its divisors is an integer number (6957692).

Almost surely, 247008004 is an apocalyptic number.

It is an amenable number.

47008004 is a deficient number, since it is larger than the sum of its proper divisors (36484300).

47008004 is a wasteful number, since it uses less digits than its factorization.

47008004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175474 (or 175472 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 47008004 is about 6856.2383272462. The cubic root of 47008004 is about 360.9030926979.

Adding to 47008004 its reverse (40080074), we get a palindrome (87088078).

The spelling of 47008004 in words is "forty-seven million, eight thousand, four".

Divisors: 1 2 4 67 134 268 175403 350806 701612 11752001 23504002 47008004