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520150 = 252101103
BaseRepresentation
bin1111110111111010110
3222102111211
41332333112
5113121100
615052034
74264321
oct1767726
9872454
10520150
11325884
1221101a
131529a7
14d77b8
15a41ba
hex7efd6

520150 has 24 divisors (see below), whose sum is σ = 986544. Its totient is φ = 204000.

The previous prime is 520129. The next prime is 520151. The reversal of 520150 is 51025.

It is a hoax number, since the sum of its digits (13) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 520150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520151) by changing a digit.

520150 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4999 + ... + 5101.

It is an arithmetic number, because the mean of its divisors is an integer number (41106).

2520150 is an apocalyptic number.

520150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

520150 is a deficient number, since it is larger than the sum of its proper divisors (466394).

520150 is a wasteful number, since it uses less digits than its factorization.

520150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 13.

The square root of 520150 is about 721.2142538802. The cubic root of 520150 is about 80.4222465933.

Adding to 520150 its reverse (51025), we get a palindrome (571175).

The spelling of 520150 in words is "five hundred twenty thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 101 103 202 206 505 515 1010 1030 2525 2575 5050 5150 10403 20806 52015 104030 260075 520150