Base | Representation |
---|---|
bin | 11000110100011… |
… | …10011001111100 |
3 | 112111202201112202 |
4 | 30122032121330 |
5 | 411244420330 |
6 | 32354251032 |
7 | 5105452664 |
oct | 1432163174 |
9 | 474681482 |
10 | 208201340 |
11 | a7584826 |
12 | 59886a78 |
13 | 34199279 |
14 | 1d9191a4 |
15 | 13429445 |
hex | c68e67c |
208201340 has 48 divisors (see below), whose sum is σ = 445226880. Its totient is φ = 81768960.
The previous prime is 208201337. The next prime is 208201351. The reversal of 208201340 is 43102802.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494330 + ... + 494750.
It is an arithmetic number, because the mean of its divisors is an integer number (9275560).
Almost surely, 2208201340 is an apocalyptic number.
208201340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
208201340 is an abundant number, since it is smaller than the sum of its proper divisors (237025540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208201340 is a wasteful number, since it uses less digits than its factorization.
208201340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 822 (or 820 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 208201340 is about 14429.1836220903. The cubic root of 208201340 is about 592.6903279780.
The spelling of 208201340 in words is "two hundred eight million, two hundred one thousand, three hundred forty".
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