Search a number
-
+
449330 = 2573131
BaseRepresentation
bin1101101101100110010
3211211100212
41231230302
5103334310
613344122
73551000
oct1555462
9754325
10449330
11287652
12198042
1312969b
14b9a70
158d205
hex6db32

449330 has 32 divisors (see below), whose sum is σ = 950400. Its totient is φ = 152880.

The previous prime is 449321. The next prime is 449333. The reversal of 449330 is 33944.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 449296 and 449305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449333) 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, 3365 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (29700).

2449330 is an apocalyptic number.

449330 is an abundant number, since it is smaller than the sum of its proper divisors (501070).

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

449330 is a wasteful number, since it uses less digits than its factorization.

449330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 449330 is about 670.3208187130. The cubic root of 449330 is about 76.5928926954.

The spelling of 449330 in words is "four hundred forty-nine thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 131 245 262 343 490 655 686 917 1310 1715 1834 3430 4585 6419 9170 12838 32095 44933 64190 89866 224665 449330