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471944 = 231131173
BaseRepresentation
bin1110011001110001000
3212222101102
41303032020
5110100234
614040532
74003634
oct1631610
9788342
10471944
112a2640
121a9148
13136a75
14c3dc4
1594c7e
hex73388

471944 has 32 divisors (see below), whose sum is σ = 1002240. Its totient is φ = 206400.

The previous prime is 471943. The next prime is 471949. The reversal of 471944 is 449174.

It is a super-2 number, since 2×4719442 = 445462278272, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 471944.

It is not an unprimeable number, because it can be changed into a prime (471943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2642 + ... + 2814.

It is an arithmetic number, because the mean of its divisors is an integer number (31320).

2471944 is an apocalyptic number.

471944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 471944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501120).

471944 is an abundant number, since it is smaller than the sum of its proper divisors (530296).

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

471944 is a wasteful number, since it uses less digits than its factorization.

471944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 217 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 471944 is about 686.9818047081. The cubic root of 471944 is about 77.8568489895.

It can be divided in two parts, 47 and 1944, that added together give a palindrome (1991).

The spelling of 471944 in words is "four hundred seventy-one thousand, nine hundred forty-four".

Divisors: 1 2 4 8 11 22 31 44 62 88 124 173 248 341 346 682 692 1364 1384 1903 2728 3806 5363 7612 10726 15224 21452 42904 58993 117986 235972 471944