Base | Representation |
---|---|
bin | 11011110011110… |
… | …10011000010110 |
3 | 121020222010001110 |
4 | 31321322120112 |
5 | 434210111032 |
6 | 35052035450 |
7 | 5531614416 |
oct | 1571723026 |
9 | 536863043 |
10 | 233285142 |
11 | 10a757642 |
12 | 66162b86 |
13 | 3943c65c |
14 | 22da8646 |
15 | 157317cc |
hex | de7a616 |
233285142 has 8 divisors (see below), whose sum is σ = 466570296. Its totient is φ = 77761712.
The previous prime is 233285141. The next prime is 233285147. The reversal of 233285142 is 241582332.
It is a sphenic number, since it is the product of 3 distinct primes.
233285142 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (233285141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19440423 + ... + 19440434.
It is an arithmetic number, because the mean of its divisors is an integer number (58321287).
Almost surely, 2233285142 is an apocalyptic number.
233285142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233285142 is a wasteful number, since it uses less digits than its factorization.
233285142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38880862.
The product of its digits is 11520, while the sum is 30.
The square root of 233285142 is about 15273.6748033995. The cubic root of 233285142 is about 615.5958637623.
The spelling of 233285142 in words is "two hundred thirty-three million, two hundred eighty-five thousand, one hundred forty-two".
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