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3104303420 = 2253161791039
BaseRepresentation
bin1011100100000111…
…1110100100111100
322000100021221201202
42321001332210330
522324200202140
61232011555032
7136633100201
oct27101764474
98010257652
103104303420
111353331119
1272775ba78
133a61a3a3a
142163d7ca8
151327e8915
hexb907e93c

3104303420 has 96 divisors (see below), whose sum is σ = 6932889600. Its totient is φ = 1165881600.

The previous prime is 3104303369. The next prime is 3104303437. The reversal of 3104303420 is 243034013.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3104303392 and 3104303401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2987261 + ... + 2988299.

It is an arithmetic number, because the mean of its divisors is an integer number (72217600).

Almost surely, 23104303420 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 3104303420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3466444800).

3104303420 is an abundant number, since it is smaller than the sum of its proper divisors (3828586180).

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

3104303420 is a wasteful number, since it uses less digits than its factorization.

3104303420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219 (or 1217 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3104303420 is about 55716.2760780008. The cubic root of 3104303420 is about 1458.7741352069.

Adding to 3104303420 its reverse (243034013), we get a palindrome (3347337433).

The spelling of 3104303420 in words is "three billion, one hundred four million, three hundred three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 31 61 62 79 122 124 155 158 244 305 310 316 395 610 620 790 1039 1220 1580 1891 2078 2449 3782 4156 4819 4898 5195 7564 9455 9638 9796 10390 12245 18910 19276 20780 24095 24490 32209 37820 48190 48980 63379 64418 82081 96380 126758 128836 149389 161045 164162 253516 298778 316895 322090 328324 410405 597556 633790 644180 746945 820810 1267580 1493890 1641620 1964749 2544511 2987780 3929498 5006941 5089022 7858996 9823745 10013882 10178044 12722555 19647490 20027764 25034705 25445110 39294980 50069410 50890220 100138820 155215171 310430342 620860684 776075855 1552151710 3104303420