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80652 = 223111347
BaseRepresentation
bin10011101100001100
311002122010
4103230030
510040102
61421220
7454065
oct235414
9132563
1080652
1155660
123a810
132a930
142156c
1518d6c
hex13b0c

80652 has 48 divisors (see below), whose sum is σ = 225792. Its totient is φ = 22080.

The previous prime is 80651. The next prime is 80657. The reversal of 80652 is 25608.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (80651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1693 + ... + 1739.

It is an arithmetic number, because the mean of its divisors is an integer number (4704).

280652 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 80652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112896).

80652 is an abundant number, since it is smaller than the sum of its proper divisors (145140).

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

80652 is a wasteful number, since it uses less digits than its factorization.

80652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 80652 is about 283.9929576592. The cubic root of 80652 is about 43.2054348444.

It can be divided in two parts, 806 and 52, that added together give a palindrome (858).

The spelling of 80652 in words is "eighty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 47 52 66 78 94 132 141 143 156 188 282 286 429 517 564 572 611 858 1034 1222 1551 1716 1833 2068 2444 3102 3666 6204 6721 7332 13442 20163 26884 40326 80652