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200000000000000 = 215514
BaseRepresentation
bin101101011110011000100000…
…111101001000000000000000
3222020010210221212122001120102
4231132120200331020000000
5202203300000000000000
61545210422005301532
760061344305314514
oct5536304075100000
9866123855561512
10200000000000000
11587a9584013352
121a52140b4048a8
138779bc428bb95
1437560a1a24144
15181c6d408e3d5
hexb5e620f48000

200000000000000 has 240 divisors, whose sum is σ = 499992370589085. Its totient is φ = 80000000000000.

The previous prime is 199999999999997. The next prime is 200000000000027. The reversal of 200000000000000 is 2.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 8 ways, for example, as 140388753227776 + 59611246772224 = 11848576^2 + 7720832^2 .

It is a sliding number, since 200000000000000 = 100000000000000 + 100000000000000 and 1/100000000000000 + 1/100000000000000 = 0.0000000000000200000000000000.

It is an ABA number since it can be written as A⋅BA, here for A=2, B=10000000.

It is a Harshad number since it is a multiple of its sum of digits (2).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 39999999999998 + ... + 40000000000002.

Almost surely, 2200000000000000 is an apocalyptic number.

200000000000000 is a gapful number since it is divisible by the number (20) 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 200000000000000

200000000000000 is an abundant number, since it is smaller than the sum of its proper divisors (299992370589085).

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

200000000000000 is an frugal number, since it uses more digits than its factorization.

200000000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 7 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 2.

The spelling of 200000000000000 in words is "two hundred trillion", and thus it is an aban number.