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104880 = 24351923
BaseRepresentation
bin11001100110110000
312022212110
4121212300
511324010
62125320
7614526
oct314660
9168773
10104880
1171886
1250840
1338979
142a316
1521120
hex199b0

104880 has 80 divisors (see below), whose sum is σ = 357120. Its totient is φ = 25344.

The previous prime is 104879. The next prime is 104891. The reversal of 104880 is 88401.

104880 = 412 + 422 + ... + 722.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4549 + ... + 4571.

It is an arithmetic number, because the mean of its divisors is an integer number (4464).

2104880 is an apocalyptic number.

104880 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 104880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178560).

104880 is an abundant number, since it is smaller than the sum of its proper divisors (252240).

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

104880 is a wasteful number, since it uses less digits than its factorization.

104880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 104880 is about 323.8518179662. The cubic root of 104880 is about 47.1589607847.

It can be divided in two parts, 1048 and 80, that added together give a triangular number (1128 = T47).

The spelling of 104880 in words is "one hundred four thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 19 20 23 24 30 38 40 46 48 57 60 69 76 80 92 95 114 115 120 138 152 184 190 228 230 240 276 285 304 345 368 380 437 456 460 552 570 690 760 874 912 920 1104 1140 1311 1380 1520 1748 1840 2185 2280 2622 2760 3496 4370 4560 5244 5520 6555 6992 8740 10488 13110 17480 20976 26220 34960 52440 104880