Base | Representation |
---|---|
bin | 1011110111100001111… |
… | …1111100111100001000 |
3 | 201111021002210110111122 |
4 | 2331320133330330020 |
5 | 11320024041324104 |
6 | 233355153214412 |
7 | 20505314540315 |
oct | 2757037747410 |
9 | 644232713448 |
10 | 203885104904 |
11 | 7951590aaa8 |
12 | 33620861408 |
13 | 162c31b3410 |
14 | 9c22087d0c |
15 | 54845a16be |
hex | 2f787fcf08 |
203885104904 has 32 divisors (see below), whose sum is σ = 411710920320. Its totient is φ = 94096282176.
The previous prime is 203885104897. The next prime is 203885104919. The reversal of 203885104904 is 409401588302.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3167489 + ... + 3231215.
It is an arithmetic number, because the mean of its divisors is an integer number (12865966260).
Almost surely, 2203885104904 is an apocalyptic number.
It is an amenable number.
203885104904 is an abundant number, since it is smaller than the sum of its proper divisors (207825815416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203885104904 is a wasteful number, since it uses less digits than its factorization.
203885104904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94509 (or 94505 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 44.
The spelling of 203885104904 in words is "two hundred three billion, eight hundred eighty-five million, one hundred four thousand, nine hundred four".
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