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3823680 = 26357569
BaseRepresentation
bin1110100101100001000000
321012021002210
432211201000
51434324210
6213542120
744333520
oct16454100
97167083
103823680
112181873
121344940
13a3b543
14717680
15507e20
hex3a5840

3823680 has 112 divisors (see below), whose sum is σ = 13898880. Its totient is φ = 872448.

The previous prime is 3823661. The next prime is 3823697. The reversal of 3823680 is 863283.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 6436 + ... + 7004.

Almost surely, 23823680 is an apocalyptic number.

3823680 is a gapful number since it is divisible by the number (30) 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 3823680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6949440).

3823680 is an abundant number, since it is smaller than the sum of its proper divisors (10075200).

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

3823680 is a wasteful number, since it uses less digits than its factorization.

3823680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 3823680 is about 1955.4232278461. The cubic root of 3823680 is about 156.3725481261.

The spelling of 3823680 in words is "three million, eight hundred twenty-three thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 140 160 168 192 210 224 240 280 320 336 420 448 480 560 569 672 840 960 1120 1138 1344 1680 1707 2240 2276 2845 3360 3414 3983 4552 5690 6720 6828 7966 8535 9104 11380 11949 13656 15932 17070 18208 19915 22760 23898 27312 31864 34140 36416 39830 45520 47796 54624 59745 63728 68280 79660 91040 95592 109248 119490 127456 136560 159320 182080 191184 238980 254912 273120 318640 382368 477960 546240 637280 764736 955920 1274560 1911840 3823680