Search a number
-
+
8232120 = 23325131759
BaseRepresentation
bin11111011001110010111000
3120111020100100
4133121302320
54101411440
6452235400
7126654231
oct37316270
916436310
108232120
114712a06
12290bb60
131922ca0
141144088
15ac9230
hex7d9cb8

8232120 has 96 divisors (see below), whose sum is σ = 28828800. Its totient is φ = 2025216.

The previous prime is 8232113. The next prime is 8232121. The reversal of 8232120 is 212328.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 8232093 and 8232102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8232121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3801 + ... + 5559.

It is an arithmetic number, because the mean of its divisors is an integer number (300300).

Almost surely, 28232120 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 8232120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14414400).

8232120 is an abundant number, since it is smaller than the sum of its proper divisors (20596680).

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

8232120 is a wasteful number, since it uses less digits than its factorization.

8232120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789 (or 1782 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 8232120 is about 2869.1671265369. The cubic root of 8232120 is about 201.9159209604.

Adding to 8232120 its reverse (212328), we get a palindrome (8444448).

The spelling of 8232120 in words is "eight million, two hundred thirty-two thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 45 52 60 65 72 78 90 104 117 120 130 156 180 195 234 260 312 360 390 468 520 585 780 936 1170 1560 1759 2340 3518 4680 5277 7036 8795 10554 14072 15831 17590 21108 22867 26385 31662 35180 42216 45734 52770 63324 68601 70360 79155 91468 105540 114335 126648 137202 158310 182936 205803 211080 228670 274404 316620 343005 411606 457340 548808 633240 686010 823212 914680 1029015 1372020 1646424 2058030 2744040 4116060 8232120