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130207200 = 25352227239
BaseRepresentation
bin1111100001011…
…00110111100000
3100002000012200220
413300230313200
5231313112300
620530443040
73140512554
oct760546740
9302005626
10130207200
1167553662
1237733480
1320c8bba6
1413415864
15b66eda0
hex7c2cde0

130207200 has 144 divisors (see below), whose sum is σ = 427472640. Its totient is φ = 34424320.

The previous prime is 130207193. The next prime is 130207201. The reversal of 130207200 is 2702031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 130207200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130207201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 544681 + ... + 544919.

It is an arithmetic number, because the mean of its divisors is an integer number (2968560).

Almost surely, 2130207200 is an apocalyptic number.

130207200 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 130207200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213736320).

130207200 is an abundant number, since it is smaller than the sum of its proper divisors (297265440).

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

130207200 is a wasteful number, since it uses less digits than its factorization.

130207200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 130207200 is about 11410.8369544044. The cubic root of 130207200 is about 506.8486957522.

Adding to 130207200 its reverse (2702031), we get a palindrome (132909231).

The spelling of 130207200 in words is "one hundred thirty million, two hundred seven thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 150 160 200 227 239 240 300 400 454 478 480 600 681 717 800 908 956 1135 1195 1200 1362 1434 1816 1912 2270 2390 2400 2724 2868 3405 3585 3632 3824 4540 4780 5448 5675 5736 5975 6810 7170 7264 7648 9080 9560 10896 11350 11472 11950 13620 14340 17025 17925 18160 19120 21792 22700 22944 23900 27240 28680 34050 35850 36320 38240 45400 47800 54253 54480 57360 68100 71700 90800 95600 108506 108960 114720 136200 143400 162759 181600 191200 217012 271265 272400 286800 325518 434024 542530 544800 573600 651036 813795 868048 1085060 1302072 1356325 1627590 1736096 2170120 2604144 2712650 3255180 4068975 4340240 5208288 5425300 6510360 8137950 8680480 10850600 13020720 16275900 21701200 26041440 32551800 43402400 65103600 130207200