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4282971 = 371118541
BaseRepresentation
bin10000010101101001011011
322001121010120
4100111221123
52044023341
6231444323
751255540
oct20255133
98047116
104282971
112465950
1215266a3
13b6c604
147d6bc7
15599066
hex415a5b

4282971 has 16 divisors (see below), whose sum is σ = 7120128. Its totient is φ = 2224800.

The previous prime is 4282951. The next prime is 4282973. The reversal of 4282971 is 1792824.

It is a happy number.

It is not a de Polignac number, because 4282971 - 25 = 4282939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

4282971 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4282973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9040 + ... + 9501.

It is an arithmetic number, because the mean of its divisors is an integer number (445008).

Almost surely, 24282971 is an apocalyptic number.

4282971 is a deficient number, since it is larger than the sum of its proper divisors (2837157).

4282971 is a wasteful number, since it uses less digits than its factorization.

4282971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18562.

The product of its digits is 8064, while the sum is 33.

The square root of 4282971 is about 2069.5340055191. The cubic root of 4282971 is about 162.3983869666.

It can be divided in two parts, 4282 and 971, that added together give a triangular number (5253 = T102).

The spelling of 4282971 in words is "four million, two hundred eighty-two thousand, nine hundred seventy-one".

Divisors: 1 3 7 11 21 33 77 231 18541 55623 129787 203951 389361 611853 1427657 4282971