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130617900 = 22335276911
BaseRepresentation
bin1111100100100…
…01001000101100
3100002210002002000
413302101020230
5231414233100
620543332300
73144143130
oct762211054
9302702060
10130617900
1167804186
12378b1090
13210a3aca
14134c13c0
15b701900
hex7c9122c

130617900 has 144 divisors (see below), whose sum is σ = 479969280. Its totient is φ = 29851200.

The previous prime is 130617887. The next prime is 130617901. The reversal of 130617900 is 9716031.

It is a super-2 number, since 2×1306179002 = 34122071600820000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (130617901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15445 + ... + 22355.

It is an arithmetic number, because the mean of its divisors is an integer number (3333120).

Almost surely, 2130617900 is an apocalyptic number.

130617900 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 130617900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239984640).

130617900 is an abundant number, since it is smaller than the sum of its proper divisors (349351380).

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

130617900 is a wasteful number, since it uses less digits than its factorization.

130617900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6941 (or 6928 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 130617900 is about 11428.8188366077. The cubic root of 130617900 is about 507.3810377413.

The spelling of 130617900 in words is "one hundred thirty million, six hundred seventeen thousand, nine hundred".

Divisors: 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 35 36 42 45 50 54 60 63 70 75 84 90 100 105 108 126 135 140 150 175 180 189 210 225 252 270 300 315 350 378 420 450 525 540 630 675 700 756 900 945 1050 1260 1350 1575 1890 2100 2700 3150 3780 4725 6300 6911 9450 13822 18900 20733 27644 34555 41466 48377 62199 69110 82932 96754 103665 124398 138220 145131 172775 186597 193508 207330 241885 248796 290262 310995 345550 373194 414660 435393 483770 518325 580524 621990 691100 725655 746388 870786 932985 967540 1036650 1209425 1243980 1306179 1451310 1554975 1741572 1865970 2073300 2176965 2418850 2612358 2902620 3109950 3628275 3731940 4353930 4664925 4837700 5224716 6219900 6530895 7256550 8707860 9329850 10884825 13061790 14513100 18659700 21769650 26123580 32654475 43539300 65308950 130617900