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107800 = 23527211
BaseRepresentation
bin11010010100011000
312110212121
4122110120
511422200
62151024
7626200
oct322430
9173777
10107800
1173aa0
1252474
133a0b4
142b400
1521e1a
hex1a518

107800 has 72 divisors (see below), whose sum is σ = 318060. Its totient is φ = 33600.

The previous prime is 107791. The next prime is 107827. The reversal of 107800 is 8701.

Subtracting from 107800 its reverse (8701), we obtain a palindrome (99099).

It is a hoax number, since the sum of its digits (16) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

107800 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9795 + ... + 9805.

2107800 is an apocalyptic number.

107800 is a gapful number since it is divisible by the number (10) 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 107800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159030).

107800 is an abundant number, since it is smaller than the sum of its proper divisors (210260).

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

107800 is a wasteful number, since it uses less digits than its factorization.

107800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41 (or 25 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 107800 is about 328.3291031876. The cubic root of 107800 is about 47.5926170787.

The spelling of 107800 in words is "one hundred seven thousand, eight hundred".

Divisors: 1 2 4 5 7 8 10 11 14 20 22 25 28 35 40 44 49 50 55 56 70 77 88 98 100 110 140 154 175 196 200 220 245 275 280 308 350 385 392 440 490 539 550 616 700 770 980 1078 1100 1225 1400 1540 1925 1960 2156 2200 2450 2695 3080 3850 4312 4900 5390 7700 9800 10780 13475 15400 21560 26950 53900 107800