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108200000 = 2655541
BaseRepresentation
bin1100111001100…
…00000001000000
321112121010111102
412130300001000
5210144400000
614423033532
72452453616
oct634600100
9245533442
10108200000
1156092297
123029b8a8
1319554c8c
14105276b6
1597743d5
hex6730040

108200000 has 84 divisors (see below), whose sum is σ = 268865604. Its totient is φ = 43200000.

The previous prime is 108199979. The next prime is 108200009. The reversal of 108200000 is 2801.

It can be written as a sum of positive squares in 6 ways, for example, as 93392896 + 14807104 = 9664^2 + 3848^2 .

It is not an unprimeable number, because it can be changed into a prime (108200009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199730 + ... + 200270.

It is an arithmetic number, because the mean of its divisors is an integer number (3200781).

Almost surely, 2108200000 is an apocalyptic number.

108200000 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 108200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134432802).

108200000 is an abundant number, since it is smaller than the sum of its proper divisors (160665604).

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

108200000 is an frugal number, since it uses more digits than its factorization.

108200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 108200000 is about 10401.9228991567. The cubic root of 108200000 is about 476.5140974759.

Adding to 108200000 its reverse (2801), we get a palindrome (108202801).

The spelling of 108200000 in words is "one hundred eight million, two hundred thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 400 500 541 625 800 1000 1082 1250 1600 2000 2164 2500 2705 3125 4000 4328 5000 5410 6250 8000 8656 10000 10820 12500 13525 17312 20000 21640 25000 27050 34624 40000 43280 50000 54100 67625 86560 100000 108200 135250 173120 200000 216400 270500 338125 432800 541000 676250 865600 1082000 1352500 1690625 2164000 2705000 3381250 4328000 5410000 6762500 10820000 13525000 21640000 27050000 54100000 108200000