Base | Representation |
---|---|
bin | 100110111101101… |
… | …1010101011101110 |
3 | 10101010010220000122 |
4 | 1031323122223232 |
5 | 10134144441142 |
6 | 333422324542 |
7 | 44253620156 |
oct | 11573325356 |
9 | 3333126018 |
10 | 1307421422 |
11 | 61100707a |
12 | 305a29752 |
13 | 17ab35c58 |
14 | c58d3766 |
15 | 79ba91d2 |
hex | 4dedaaee |
1307421422 has 4 divisors (see below), whose sum is σ = 1961132136. Its totient is φ = 653710710.
The previous prime is 1307421421. The next prime is 1307421433. The reversal of 1307421422 is 2241247031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2241247031 = 11719 ⋅191249.
It is a super-3 number, since 3×13074214223 (a number of 28 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1307421391 and 1307421400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1307421421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326855354 + ... + 326855357.
It is an arithmetic number, because the mean of its divisors is an integer number (490283034).
Almost surely, 21307421422 is an apocalyptic number.
1307421422 is a deficient number, since it is larger than the sum of its proper divisors (653710714).
1307421422 is an equidigital number, since it uses as much as digits as its factorization.
1307421422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 653710713.
The product of its (nonzero) digits is 2688, while the sum is 26.
The square root of 1307421422 is about 36158.2828961775. The cubic root of 1307421422 is about 1093.4657863236.
Adding to 1307421422 its reverse (2241247031), we get a palindrome (3548668453).
The spelling of 1307421422 in words is "one billion, three hundred seven million, four hundred twenty-one thousand, four hundred twenty-two".
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