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47097482 = 2128918269
BaseRepresentation
bin1011001110101…
…0011010001010
310021121210121012
42303222122022
544024104412
64401243522
71111215305
oct263523212
9107553535
1047097482
1124649043
12139335a2
1399b0243
14637db3c
154204c22
hex2cea68a

47097482 has 8 divisors (see below), whose sum is σ = 70704900. Its totient is φ = 23529184.

The previous prime is 47097481. The next prime is 47097487. The reversal of 47097482 is 28479074.

47097482 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43414921 + 3682561 = 6589^2 + 1919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (47097481) 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 3 ways as a sum of consecutive naturals, for example, 6557 + ... + 11712.

Almost surely, 247097482 is an apocalyptic number.

47097482 is a deficient number, since it is larger than the sum of its proper divisors (23607418).

47097482 is a wasteful number, since it uses less digits than its factorization.

47097482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19560.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 47097482 is about 6862.7605232880. The cubic root of 47097482 is about 361.1319361315.

The spelling of 47097482 in words is "forty-seven million, ninety-seven thousand, four hundred eighty-two".

Divisors: 1 2 1289 2578 18269 36538 23548741 47097482