Base | Representation |
---|---|
bin | 100100101010110… |
… | …1100000001110110 |
3 | 10011202020220212011 |
4 | 1021111230001312 |
5 | 10004442002014 |
6 | 322032114434 |
7 | 42330262354 |
oct | 11125540166 |
9 | 3152226764 |
10 | 1230422134 |
11 | 5815a53a7 |
12 | 2a4095a1a |
13 | 167bb6646 |
14 | b95ac7d4 |
15 | 730497c4 |
hex | 4956c076 |
1230422134 has 4 divisors (see below), whose sum is σ = 1845633204. Its totient is φ = 615211066.
The previous prime is 1230422131. The next prime is 1230422173. The reversal of 1230422134 is 4312240321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4312240321 = 59 ⋅73088819.
It is a super-2 number, since 2×12304221342 = 3027877255674227912, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230422131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307605532 + ... + 307605535.
It is an arithmetic number, because the mean of its divisors is an integer number (461408301).
Almost surely, 21230422134 is an apocalyptic number.
1230422134 is a deficient number, since it is larger than the sum of its proper divisors (615211070).
1230422134 is an equidigital number, since it uses as much as digits as its factorization.
1230422134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 615211069.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 1230422134 is about 35077.3735333762. The cubic root of 1230422134 is about 1071.5638279718.
Adding to 1230422134 its reverse (4312240321), we get a palindrome (5542662455).
The spelling of 1230422134 in words is "one billion, two hundred thirty million, four hundred twenty-two thousand, one hundred thirty-four".
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