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47328994 = 2371733697
BaseRepresentation
bin1011010010001…
…0111011100010
310022001120011201
42310202323202
544104011434
64410231414
71113201256
oct264427342
9108046151
1047328994
1124796a79
1213a2556a
139a6172b
146400266
15424d614
hex2d22ee2

47328994 has 16 divisors (see below), whose sum is σ = 73353528. Its totient is φ = 22885632.

The previous prime is 47328991. The next prime is 47328997. The reversal of 47328994 is 49982374.

It is a happy number.

47328994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47328991) and next prime (47328997).

It can be written as a sum of positive squares in 4 ways, for example, as 46036225 + 1292769 = 6785^2 + 1137^2 .

It is a super-3 number, since 3×473289943 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (47328991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10954 + ... + 14650.

Almost surely, 247328994 is an apocalyptic number.

47328994 is a deficient number, since it is larger than the sum of its proper divisors (26024534).

47328994 is a wasteful number, since it uses less digits than its factorization.

47328994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909.

The product of its digits is 435456, while the sum is 46.

The square root of 47328994 is about 6879.6071108749. The cubic root of 47328994 is about 361.7226949472.

The spelling of 47328994 in words is "forty-seven million, three hundred twenty-eight thousand, nine hundred ninety-four".

Divisors: 1 2 37 74 173 346 3697 6401 7394 12802 136789 273578 639581 1279162 23664497 47328994