Base | Representation |
---|---|
bin | 11010101011001… |
… | …11010110111010 |
3 | 120121001200210100 |
4 | 31111213112322 |
5 | 424241120132 |
6 | 34112100230 |
7 | 5355004536 |
oct | 1525472672 |
9 | 517050710 |
10 | 223770042 |
11 | 105348821 |
12 | 62b34676 |
13 | 3748a712 |
14 | 21a0cbc6 |
15 | 149a237c |
hex | d5675ba |
223770042 has 24 divisors (see below), whose sum is σ = 485742816. Its totient is φ = 74450376.
The previous prime is 223770037. The next prime is 223770047. The reversal of 223770042 is 240077322.
It is an interprime number because it is at equal distance from previous prime (223770037) and next prime (223770047).
It is a junction number, because it is equal to n+sod(n) for n = 223769988 and 223770015.
It is not an unprimeable number, because it can be changed into a prime (223770047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1518 + ... + 21209.
It is an arithmetic number, because the mean of its divisors is an integer number (20239284).
Almost surely, 2223770042 is an apocalyptic number.
223770042 is an abundant number, since it is smaller than the sum of its proper divisors (261972774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223770042 is a wasteful number, since it uses less digits than its factorization.
223770042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23282 (or 23279 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 27.
The square root of 223770042 is about 14958.9452168260. The cubic root of 223770042 is about 607.1098994296.
The spelling of 223770042 in words is "two hundred twenty-three million, seven hundred seventy thousand, forty-two".
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