Base | Representation |
---|---|
bin | 11010100111010… |
… | …01011001111100 |
3 | 120120002111002212 |
4 | 31103221121330 |
5 | 424123113030 |
6 | 34053035552 |
7 | 5350425464 |
oct | 1523513174 |
9 | 516074085 |
10 | 223254140 |
11 | 10502615a |
12 | 62925bb8 |
13 | 37339955 |
14 | 21916ba4 |
15 | 148ee595 |
hex | d4e967c |
223254140 has 12 divisors (see below), whose sum is σ = 468833736. Its totient is φ = 89301648.
The previous prime is 223254139. The next prime is 223254167. The reversal of 223254140 is 41452322.
It is a happy number.
223254140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2232541403 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5581334 + ... + 5581373.
It is an arithmetic number, because the mean of its divisors is an integer number (39069478).
Almost surely, 2223254140 is an apocalyptic number.
223254140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223254140 is an abundant number, since it is smaller than the sum of its proper divisors (245579596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223254140 is a wasteful number, since it uses less digits than its factorization.
223254140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11162716 (or 11162714 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 223254140 is about 14941.6913366593. The cubic root of 223254140 is about 606.6429763052.
The spelling of 223254140 in words is "two hundred twenty-three million, two hundred fifty-four thousand, one hundred forty".
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