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104253030 = 232571271303
BaseRepresentation
bin1100011011011…
…00011001100110
321021011121021100
412031230121212
5203142044110
614202300530
72404064460
oct615543146
9237147240
10104253030
1153936932
122aab7746
13187a25ab
14dbbb130
159244bc0
hex636c666

104253030 has 96 divisors (see below), whose sum is σ = 312459264. Its totient is φ = 23623488.

The previous prime is 104253011. The next prime is 104253041. The reversal of 104253030 is 30352401.

104253030 is a `hidden beast` number, since 104 + 2 + 530 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 104252994 and 104253012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79359 + ... + 80661.

It is an arithmetic number, because the mean of its divisors is an integer number (3254784).

Almost surely, 2104253030 is an apocalyptic number.

104253030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 104253030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156229632).

104253030 is an abundant number, since it is smaller than the sum of its proper divisors (208206234).

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

104253030 is a wasteful number, since it uses less digits than its factorization.

104253030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450 (or 1447 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 104253030 is about 10210.4373069913. The cubic root of 104253030 is about 470.6480121338.

The spelling of 104253030 in words is "one hundred four million, two hundred fifty-three thousand, thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 127 210 254 315 381 630 635 762 889 1143 1270 1303 1778 1905 2286 2606 2667 3810 3909 4445 5334 5715 6515 7818 8001 8890 9121 11430 11727 13030 13335 16002 18242 19545 23454 26670 27363 39090 40005 45605 54726 58635 80010 82089 91210 117270 136815 164178 165481 273630 330962 410445 496443 820890 827405 992886 1158367 1489329 1654810 2316734 2482215 2978658 3475101 4964430 5791835 6950202 7446645 10425303 11583670 14893290 17375505 20850606 34751010 52126515 104253030