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2303225904 = 243719360781
BaseRepresentation
bin1000100101001000…
…0111000000110000
312221111220222222010
42021102013000300
514204111212104
61020314042520
7111035045220
oct21122070060
95844828863
102303225904
11a82124791
12543419440
132a9234585
1417bc6c080
15d730c489
hex89487030

2303225904 has 80 divisors (see below), whose sum is σ = 7157914880. Its totient is φ = 623427840.

The previous prime is 2303225891. The next prime is 2303225959. The reversal of 2303225904 is 4095223032.

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, 174007 + ... + 186774.

It is an arithmetic number, because the mean of its divisors is an integer number (89473936).

Almost surely, 22303225904 is an apocalyptic number.

2303225904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2303225904 is an abundant number, since it is smaller than the sum of its proper divisors (4854688976).

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

2303225904 is a wasteful number, since it uses less digits than its factorization.

2303225904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360818 (or 360812 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 2303225904 is about 47991.9358225942. The cubic root of 2303225904 is about 1320.6229658203.

Adding to 2303225904 its reverse (4095223032), we get a palindrome (6398448936).

The spelling of 2303225904 in words is "two billion, three hundred three million, two hundred twenty-five thousand, nine hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 16 19 21 24 28 38 42 48 56 57 76 84 112 114 133 152 168 228 266 304 336 399 456 532 798 912 1064 1596 2128 3192 6384 360781 721562 1082343 1443124 2164686 2525467 2886248 4329372 5050934 5772496 6854839 7576401 8658744 10101868 13709678 15152802 17317488 20203736 20564517 27419356 30305604 40407472 41129034 47983873 54838712 60611208 82258068 95967746 109677424 121222416 143951619 164516136 191935492 287903238 329032272 383870984 575806476 767741968 1151612952 2303225904