Search a number
-
+
88725 = 3527132
BaseRepresentation
bin10101101010010101
311111201010
4111222111
510314400
61522433
7516450
oct255225
9144633
1088725
116072a
1243419
1331500
1424497
151b450
hex15a95

88725 has 36 divisors (see below), whose sum is σ = 181536. Its totient is φ = 37440.

The previous prime is 88721. The next prime is 88729. The reversal of 88725 is 52788.

88725 is nontrivially palindromic in base 4.

It is an interprime number because it is at equal distance from previous prime (88721) and next prime (88729).

It is not a de Polignac number, because 88725 - 22 = 88721 is a prime.

Its product of digits (4480) is a multiple of the sum of its prime divisors (28).

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 88692 and 88701.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 88725.

It is not an unprimeable number, because it can be changed into a prime (88721) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6819 + ... + 6831.

288725 is an apocalyptic number.

It is an amenable number.

88725 is an abundant number, since it is smaller than the sum of its proper divisors (92811).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90768).

88725 is a wasteful number, since it uses less digits than its factorization.

88725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46 (or 28 counting only the distinct ones).

The product of its digits is 4480, while the sum is 30.

The square root of 88725 is about 297.8674201721. The cubic root of 88725 is about 44.6014183090.

Subtracting from 88725 its reverse (52788), we obtain a cube (35937 = 333).

The spelling of 88725 in words is "eighty-eight thousand, seven hundred twenty-five".

Divisors: 1 3 5 7 13 15 21 25 35 39 65 75 91 105 169 175 195 273 325 455 507 525 845 975 1183 1365 2275 2535 3549 4225 5915 6825 12675 17745 29575 88725