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552120 = 233543107
BaseRepresentation
bin10000110110010111000
31001001100220
42012302320
5120131440
615500040
74456452
oct2066270
91031326
10552120
113478a8
12227620
131643ca
141052d2
15ad8d0
hex86cb8

552120 has 64 divisors (see below), whose sum is σ = 1710720. Its totient is φ = 142464.

The previous prime is 552113. The next prime is 552127. The reversal of 552120 is 21255.

It is an interprime number because it is at equal distance from previous prime (552113) and next prime (552127).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 552120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552127) by changing a digit.

552120 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 15 ways as a sum of consecutive naturals, for example, 5107 + ... + 5213.

It is an arithmetic number, because the mean of its divisors is an integer number (26730).

2552120 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 552120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (855360).

552120 is an abundant number, since it is smaller than the sum of its proper divisors (1158600).

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

552120 is a wasteful number, since it uses less digits than its factorization.

552120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 552120 is about 743.0477777371. The cubic root of 552120 is about 82.0372624618.

Adding to 552120 its reverse (21255), we get a palindrome (573375).

It can be divided in two parts, 5 and 52120, that added together give a palindrome (52125).

The spelling of 552120 in words is "five hundred fifty-two thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 43 60 86 107 120 129 172 214 215 258 321 344 428 430 516 535 642 645 856 860 1032 1070 1284 1290 1605 1720 2140 2568 2580 3210 4280 4601 5160 6420 9202 12840 13803 18404 23005 27606 36808 46010 55212 69015 92020 110424 138030 184040 276060 552120