Base | Representation |
---|---|
bin | 10010111100111110… |
… | …110011110100010000 |
3 | 1221112020222000120221 |
4 | 102330332303310100 |
5 | 313134203412320 |
6 | 13203204442424 |
7 | 1320205656550 |
oct | 227476636420 |
9 | 57466860527 |
10 | 20350450960 |
11 | 86a3332014 |
12 | 3b3b3a9414 |
13 | 1bc418b178 |
14 | db0a6d160 |
15 | 7e18e33aa |
hex | 4bcfb3d10 |
20350450960 has 80 divisors (see below), whose sum is σ = 55818427392. Its totient is φ = 6752217600.
The previous prime is 20350450957. The next prime is 20350450963. The reversal of 20350450960 is 6905405302.
It is an interprime number because it is at equal distance from previous prime (20350450957) and next prime (20350450963).
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (20350450963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568771 + ... + 603490.
Almost surely, 220350450960 is an apocalyptic number.
20350450960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20350450960 is an abundant number, since it is smaller than the sum of its proper divisors (35467976432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20350450960 is a wasteful number, since it uses less digits than its factorization.
20350450960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1172312 (or 1172306 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 34.
The spelling of 20350450960 in words is "twenty billion, three hundred fifty million, four hundred fifty thousand, nine hundred sixty".
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