Base | Representation |
---|---|
bin | 10010111110100000… |
… | …100001001110000100 |
3 | 1221121001011100022101 |
4 | 102332200201032010 |
5 | 313212233034100 |
6 | 13205521441444 |
7 | 1320636460012 |
oct | 227640411604 |
9 | 57531140271 |
10 | 20376064900 |
11 | 8706837164 |
12 | 3b47aa0284 |
13 | 1bc9588949 |
14 | db42198b2 |
15 | 7e3ca286a |
hex | 4be821384 |
20376064900 has 18 divisors (see below), whose sum is σ = 44216061050. Its totient is φ = 8150425920.
The previous prime is 20376064823. The next prime is 20376064931. The reversal of 20376064900 is 946067302.
It can be written as a sum of positive squares in 3 ways, for example, as 605455236 + 19770609664 = 24606^2 + 140608^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 20376064900.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101880225 + ... + 101880424.
Almost surely, 220376064900 is an apocalyptic number.
20376064900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20376064900 is an abundant number, since it is smaller than the sum of its proper divisors (23839996150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20376064900 is a wasteful number, since it uses less digits than its factorization.
20376064900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203760663 (or 203760656 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 37.
The spelling of 20376064900 in words is "twenty billion, three hundred seventy-six million, sixty-four thousand, nine hundred".
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