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441140 = 225723137
BaseRepresentation
bin1101011101100110100
3211102010112
41223230310
5103104030
613242152
73515060
oct1535464
9742115
10441140
11281487
12193358
13125a3b
14b6aa0
158aa95
hex6bb34

441140 has 48 divisors (see below), whose sum is σ = 1112832. Its totient is φ = 143616.

The previous prime is 441127. The next prime is 441157. The reversal of 441140 is 41144.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

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, 3152 + ... + 3288.

It is an arithmetic number, because the mean of its divisors is an integer number (23184).

2441140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 441140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (556416).

441140 is an abundant number, since it is smaller than the sum of its proper divisors (671692).

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

441140 is a wasteful number, since it uses less digits than its factorization.

441140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 441140 is about 664.1837095262. The cubic root of 441140 is about 76.1246799274.

Adding to 441140 its reverse (41144), we get a palindrome (482284).

The spelling of 441140 in words is "four hundred forty-one thousand, one hundred forty", and thus it is an iban number.

Divisors: 1 2 4 5 7 10 14 20 23 28 35 46 70 92 115 137 140 161 230 274 322 460 548 644 685 805 959 1370 1610 1918 2740 3151 3220 3836 4795 6302 9590 12604 15755 19180 22057 31510 44114 63020 88228 110285 220570 441140