Base | Representation |
---|---|
bin | 11010010100010… |
… | …10111001100111 |
3 | 120101102021100210 |
4 | 31022022321213 |
5 | 423004114040 |
6 | 33523510503 |
7 | 5320341003 |
oct | 1512127147 |
9 | 511367323 |
10 | 220769895 |
11 | 103689765 |
12 | 61b28433 |
13 | 36979c98 |
14 | 2146b703 |
15 | 145ad480 |
hex | d28ae67 |
220769895 has 32 divisors (see below), whose sum is σ = 366793920. Its totient is φ = 113254400.
The previous prime is 220769867. The next prime is 220769897. The reversal of 220769895 is 598967022.
It is not a de Polignac number, because 220769895 - 27 = 220769767 is a prime.
It is a super-2 number, since 2×2207698952 = 97478693076622050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220769897) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137095 + ... + 138695.
It is an arithmetic number, because the mean of its divisors is an integer number (11462310).
Almost surely, 2220769895 is an apocalyptic number.
220769895 is a deficient number, since it is larger than the sum of its proper divisors (146024025).
220769895 is a wasteful number, since it uses less digits than its factorization.
220769895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1955.
The product of its (nonzero) digits is 544320, while the sum is 48.
The square root of 220769895 is about 14858.3274630761. The cubic root of 220769895 is about 604.3844523660.
The spelling of 220769895 in words is "two hundred twenty million, seven hundred sixty-nine thousand, eight hundred ninety-five".
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