Base | Representation |
---|---|
bin | 10010101010100010… |
… | …10011100010011111 |
3 | 221212100101220001212 |
4 | 21111101103202133 |
5 | 131010224100211 |
6 | 4334154455035 |
7 | 503214065045 |
oct | 112521234237 |
9 | 27770356055 |
10 | 10020534431 |
11 | 428236a916 |
12 | 1b37a3447b |
13 | c39029c1b |
14 | 6b0b8a395 |
15 | 3d9ab738b |
hex | 25545389f |
10020534431 has 8 divisors (see below), whose sum is σ = 10581636720. Its totient is φ = 9462802752.
The previous prime is 10020534397. The next prime is 10020534493. The reversal of 10020534431 is 13443502001.
10020534431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10020534431 - 26 = 10020534367 is a prime.
It is a super-2 number, since 2×100205344312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10020534397 and 10020534406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10020534031) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 836540 + ... + 848433.
It is an arithmetic number, because the mean of its divisors is an integer number (1322704590).
Almost surely, 210020534431 is an apocalyptic number.
10020534431 is a deficient number, since it is larger than the sum of its proper divisors (561102289).
10020534431 is a wasteful number, since it uses less digits than its factorization.
10020534431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1685305.
The product of its (nonzero) digits is 1440, while the sum is 23.
The spelling of 10020534431 in words is "ten billion, twenty million, five hundred thirty-four thousand, four hundred thirty-one".
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