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47137422 = 2331253427
BaseRepresentation
bin1011001111010…
…0001010001110
310021200211101110
42303310022032
544031344142
64402152450
71111442613
oct263641216
9107624343
1047137422
1124676052
1213952726
1399c5487
14639050a
15421199c
hex2cf428e

47137422 has 16 divisors (see below), whose sum is σ = 97316352. Its totient is φ = 15205560.

The previous prime is 47137421. The next prime is 47137427. The reversal of 47137422 is 22473174.

47137422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 47137422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47137421) 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, 126528 + ... + 126899.

It is an arithmetic number, because the mean of its divisors is an integer number (6082272).

Almost surely, 247137422 is an apocalyptic number.

47137422 is an abundant number, since it is smaller than the sum of its proper divisors (50178930).

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

47137422 is a wasteful number, since it uses less digits than its factorization.

47137422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253463.

The product of its digits is 9408, while the sum is 30.

The square root of 47137422 is about 6865.6698143735. The cubic root of 47137422 is about 361.2339906620.

The spelling of 47137422 in words is "forty-seven million, one hundred thirty-seven thousand, four hundred twenty-two".

Divisors: 1 2 3 6 31 62 93 186 253427 506854 760281 1520562 7856237 15712474 23568711 47137422