Base | Representation |
---|---|
bin | 10011000101101011… |
… | …110101110001110000 |
3 | 1221220102201201110001 |
4 | 103011223311301300 |
5 | 313434044120300 |
6 | 13225502315344 |
7 | 1323631101430 |
oct | 230553656160 |
9 | 57812651401 |
10 | 20496473200 |
11 | 87687a7755 |
12 | 3b80288b54 |
13 | 1c184c6668 |
14 | dc62002c0 |
15 | 7ee63916a |
hex | 4c5af5c70 |
20496473200 has 60 divisors (see below), whose sum is σ = 56277466960. Its totient is φ = 7027361280.
The previous prime is 20496473197. The next prime is 20496473213. The reversal of 20496473200 is 237469402.
It is a self number, because there is not a number n which added to its sum of digits gives 20496473200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3657285 + ... + 3662884.
Almost surely, 220496473200 is an apocalyptic number.
20496473200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20496473200 is an abundant number, since it is smaller than the sum of its proper divisors (35780993760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20496473200 is a wasteful number, since it uses less digits than its factorization.
20496473200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7320194 (or 7320183 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 37.
The spelling of 20496473200 in words is "twenty billion, four hundred ninety-six million, four hundred seventy-three thousand, two hundred".
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