Base | Representation |
---|---|
bin | 11010001101111… |
… | …00000111001100 |
3 | 120022211020111022 |
4 | 31012330013030 |
5 | 422300013032 |
6 | 33453413312 |
7 | 5310212420 |
oct | 1506740714 |
9 | 508736438 |
10 | 219922892 |
11 | 103160362 |
12 | 6179a238 |
13 | 367415b7 |
14 | 212cab80 |
15 | 14492512 |
hex | d1bc1cc |
219922892 has 24 divisors (see below), whose sum is σ = 455014560. Its totient is φ = 91002240.
The previous prime is 219922861. The next prime is 219922903. The reversal of 219922892 is 298229912.
219922892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134609 + ... + 136232.
It is an arithmetic number, because the mean of its divisors is an integer number (18958940).
Almost surely, 2219922892 is an apocalyptic number.
It is an amenable number.
219922892 is an abundant number, since it is smaller than the sum of its proper divisors (235091668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
219922892 is a wasteful number, since it uses less digits than its factorization.
219922892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270881 (or 270879 counting only the distinct ones).
The product of its digits is 93312, while the sum is 44.
The square root of 219922892 is about 14829.7974362430. The cubic root of 219922892 is about 603.6105371956.
The spelling of 219922892 in words is "two hundred nineteen million, nine hundred twenty-two thousand, eight hundred ninety-two".
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