Base | Representation |
---|---|
bin | 1011101100100101101… |
… | …0110101001111010000 |
3 | 201012200101122100212100 |
4 | 2323021122311033100 |
5 | 11243020110443330 |
6 | 232151503400400 |
7 | 20342446456035 |
oct | 2731132651720 |
9 | 635611570770 |
10 | 200947749840 |
11 | 78248847732 |
12 | 32b40bb3100 |
13 | 15c457939b6 |
14 | 9a23d0b38c |
15 | 5361784060 |
hex | 2ec96b53d0 |
200947749840 has 120 divisors (see below), whose sum is σ = 710367971040. Its totient is φ = 50765743872.
The previous prime is 200947749829. The next prime is 200947749901. The reversal of 200947749840 is 48947749002.
It is a happy number.
200947749840 is a `hidden beast` number, since 20 + 0 + 94 + 7 + 7 + 498 + 40 = 666.
It is a tau number, because it is divible by the number of its divisors (120).
It is a super-3 number, since 3×2009477498403 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7330902 + ... + 7358261.
It is an arithmetic number, because the mean of its divisors is an integer number (5919733092).
Almost surely, 2200947749840 is an apocalyptic number.
200947749840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200947749840 is an abundant number, since it is smaller than the sum of its proper divisors (509420221200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200947749840 is a wasteful number, since it uses less digits than its factorization.
200947749840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14689201 (or 14689192 counting only the distinct ones).
The product of its (nonzero) digits is 4064256, while the sum is 54.
The spelling of 200947749840 in words is "two hundred billion, nine hundred forty-seven million, seven hundred forty-nine thousand, eight hundred forty".
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