Base | Representation |
---|---|
bin | 11001110000000… |
… | …00001100101110 |
3 | 120001110022112200 |
4 | 30320000030232 |
5 | 420244214340 |
6 | 33233442330 |
7 | 5232014250 |
oct | 1470001456 |
9 | 501408480 |
10 | 216007470 |
11 | 100a26678 |
12 | 604103a6 |
13 | 359a0393 |
14 | 2098bcd0 |
15 | 13e6c330 |
hex | ce0032e |
216007470 has 48 divisors (see below), whose sum is σ = 641852640. Its totient is φ = 49372992.
The previous prime is 216007459. The next prime is 216007487. The reversal of 216007470 is 74700612.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170805 + ... + 172064.
It is an arithmetic number, because the mean of its divisors is an integer number (13371930).
Almost surely, 2216007470 is an apocalyptic number.
216007470 is an abundant number, since it is smaller than the sum of its proper divisors (425845170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216007470 is a wasteful number, since it uses less digits than its factorization.
216007470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 342889 (or 342886 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 27.
The square root of 216007470 is about 14697.1925890627. The cubic root of 216007470 is about 600.0069165869.
The spelling of 216007470 in words is "two hundred sixteen million, seven thousand, four hundred seventy".
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