Base | Representation |
---|---|
bin | 11100101100111000… |
… | …101001111011110100 |
3 | 2221112202011111001201 |
4 | 130230320221323310 |
5 | 1001103330223104 |
6 | 22054004502244 |
7 | 2140460102620 |
oct | 345470517364 |
9 | 87482144051 |
10 | 30817820404 |
11 | 12084946668 |
12 | 5b809aa984 |
13 | 2ba19472b7 |
14 | 16c4cd2180 |
15 | c058210a4 |
hex | 72ce29ef4 |
30817820404 has 12 divisors (see below), whose sum is σ = 61635640864. Its totient is φ = 13207637304.
The previous prime is 30817820353. The next prime is 30817820441. The reversal of 30817820404 is 40402871803.
30817820404 is an admirable number.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550318194 + ... + 550318249.
Almost surely, 230817820404 is an apocalyptic number.
It is an amenable number.
30817820404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30817820404 is a wasteful number, since it uses less digits than its factorization.
30817820404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1100636454 (or 1100636452 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 37.
The spelling of 30817820404 in words is "thirty billion, eight hundred seventeen million, eight hundred twenty thousand, four hundred four".
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