Base | Representation |
---|---|
bin | 10100011011100… |
… | …100101000000111 |
3 | 212212222122002211 |
4 | 110123210220013 |
5 | 1200222202411 |
6 | 54002444251 |
7 | 11331341644 |
oct | 2433445007 |
9 | 785878084 |
10 | 342772231 |
11 | 16653893a |
12 | 96963687 |
13 | 56025409 |
14 | 33748dcb |
15 | 2015c221 |
hex | 146e4a07 |
342772231 has 6 divisors (see below), whose sum is σ = 347277840. Its totient is φ = 338270868.
The previous prime is 342772223. The next prime is 342772271. The reversal of 342772231 is 132277243.
It is not a de Polignac number, because 342772231 - 23 = 342772223 is a prime.
It is a super-2 number, since 2×3427722312 = 234985604689434722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 342772193 and 342772202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (342772271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 163516 + ... + 165598.
It is an arithmetic number, because the mean of its divisors is an integer number (57879640).
Almost surely, 2342772231 is an apocalyptic number.
342772231 is a deficient number, since it is larger than the sum of its proper divisors (4505609).
342772231 is an frugal number, since it uses more digits than its factorization.
342772231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4245 (or 2162 counting only the distinct ones).
The product of its digits is 14112, while the sum is 31.
The square root of 342772231 is about 18514.1089712684. The cubic root of 342772231 is about 699.8450207924.
The spelling of 342772231 in words is "three hundred forty-two million, seven hundred seventy-two thousand, two hundred thirty-one".
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