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885080 = 235729109
BaseRepresentation
bin11011000000101011000
31122222002202
43120011120
5211310310
630545332
710344260
oct3300530
91588082
10885080
11554a79
12368248
1324cb21
141907a0
151273a5
hexd8158

885080 has 64 divisors (see below), whose sum is σ = 2376000. Its totient is φ = 290304.

The previous prime is 885061. The next prime is 885083. The reversal of 885080 is 80588.

885080 = T336 + T337 + ... + T350.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (885083) by changing a digit.

885080 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8066 + ... + 8174.

It is an arithmetic number, because the mean of its divisors is an integer number (37125).

2885080 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 885080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1188000).

885080 is an abundant number, since it is smaller than the sum of its proper divisors (1490920).

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

885080 is a wasteful number, since it uses less digits than its factorization.

885080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 885080 is about 940.7869046708. The cubic root of 885080 is about 96.0124405174.

The spelling of 885080 in words is "eight hundred eighty-five thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 29 35 40 56 58 70 109 116 140 145 203 218 232 280 290 406 436 545 580 763 812 872 1015 1090 1160 1526 1624 2030 2180 3052 3161 3815 4060 4360 6104 6322 7630 8120 12644 15260 15805 22127 25288 30520 31610 44254 63220 88508 110635 126440 177016 221270 442540 885080