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25080 = 23351119
BaseRepresentation
bin110000111111000
31021101220
412013320
51300310
6312040
7133056
oct60770
937356
1025080
1117930
1212620
13b553
1491d6
157670
hex61f8

25080 has 64 divisors (see below), whose sum is σ = 86400. Its totient is φ = 5760.

The previous prime is 25073. The next prime is 25087. The reversal of 25080 is 8052.

25080 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (25073) and next prime (25087).

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

It is a nialpdrome in base 13.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25087) 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, 1311 + ... + 1329.

It is an arithmetic number, because the mean of its divisors is an integer number (1350).

225080 is an apocalyptic number.

25080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43200).

25080 is an abundant number, since it is smaller than the sum of its proper divisors (61320).

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

25080 is a wasteful number, since it uses less digits than its factorization.

25080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 25080 is about 158.3666631586. The cubic root of 25080 is about 29.2713336949.

The spelling of 25080 in words is "twenty-five thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 19 20 22 24 30 33 38 40 44 55 57 60 66 76 88 95 110 114 120 132 152 165 190 209 220 228 264 285 330 380 418 440 456 570 627 660 760 836 1045 1140 1254 1320 1672 2090 2280 2508 3135 4180 5016 6270 8360 12540 25080