Search a number
-
+
88985 = 513372
BaseRepresentation
bin10101101110011001
311112001202
4111232121
510321420
61523545
7520301
oct255631
9145052
1088985
1160946
12435b5
1331670
1424601
151b575
hex15b99

88985 has 12 divisors (see below), whose sum is σ = 118188. Its totient is φ = 63936.

The previous prime is 88969. The next prime is 88993. The reversal of 88985 is 58988.

It can be written as a sum of positive squares in 6 ways, for example, as 3136 + 85849 = 56^2 + 293^2 .

It is not a de Polignac number, because 88985 - 24 = 88969 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2387 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (9849).

288985 is an apocalyptic number.

It is an amenable number.

88985 is a deficient number, since it is larger than the sum of its proper divisors (29203).

88985 is a wasteful number, since it uses less digits than its factorization.

88985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 55 counting only the distinct ones).

The product of its digits is 23040, while the sum is 38.

The square root of 88985 is about 298.3035366870. The cubic root of 88985 is about 44.6449425312.

The spelling of 88985 in words is "eighty-eight thousand, nine hundred eighty-five".

Divisors: 1 5 13 37 65 185 481 1369 2405 6845 17797 88985