Base | Representation |
---|---|
bin | 1001010010101111010101… |
… | …00111000111011000000000 |
3 | 2200100120112221111111210000 |
4 | 10221113222213013120000 |
5 | 10134302033430040230 |
6 | 111243430413440000 |
7 | 4206246501124005 |
oct | 451275247073000 |
9 | 80316487444700 |
10 | 20435095549440 |
11 | 6569525772150 |
12 | 23605601a0000 |
13 | b5303788b880 |
14 | 5090c74bd8ac |
15 | 25686c8d5b60 |
hex | 1295ea9c7600 |
20435095549440 has 1600 divisors, whose sum is σ = 86339105943552. Its totient is φ = 4554222796800.
The previous prime is 20435095549399. The next prime is 20435095549459. The reversal of 20435095549440 is 4494559053402.
20435095549440 is a `hidden beast` number, since 2 + 0 + 4 + 3 + 5 + 0 + 95 + 549 + 4 + 4 + 0 = 666.
It is a super-2 number, since 2×204350955494402 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 8035820809 + ... + 8035823351.
Almost surely, 220435095549440 is an apocalyptic number.
20435095549440 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 20435095549440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43169552971776).
20435095549440 is an abundant number, since it is smaller than the sum of its proper divisors (65904010394112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20435095549440 is a wasteful number, since it uses less digits than its factorization.
20435095549440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2873 (or 2848 counting only the distinct ones).
The product of its (nonzero) digits is 15552000, while the sum is 54.
The spelling of 20435095549440 in words is "twenty trillion, four hundred thirty-five billion, ninety-five million, five hundred forty-nine thousand, four hundred forty".
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