Base | Representation |
---|---|
bin | 101000111011101… |
… | …0111011100000101 |
3 | 10112201102102110210 |
4 | 1101313113130011 |
5 | 10303101442141 |
6 | 344142110033 |
7 | 46015201053 |
oct | 12167273405 |
9 | 3481372423 |
10 | 1373468421 |
11 | 645318176 |
12 | 323b7b319 |
13 | 18b71c410 |
14 | d05a71d3 |
15 | 808a3916 |
hex | 51dd7705 |
1373468421 has 8 divisors (see below), whose sum is σ = 1972159840. Its totient is φ = 845211312.
The previous prime is 1373468417. The next prime is 1373468513. The reversal of 1373468421 is 1248643731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1373468421 - 22 = 1373468417 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 35217139 = 1373468421 / (1 + 3 + 7 + 3 + 4 + 6 + 8 + 4 + 2 + 1).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1373468421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1373468401) 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 7 ways as a sum of consecutive naturals, for example, 17608531 + ... + 17608608.
It is an arithmetic number, because the mean of its divisors is an integer number (246519980).
Almost surely, 21373468421 is an apocalyptic number.
It is an amenable number.
1373468421 is a deficient number, since it is larger than the sum of its proper divisors (598691419).
1373468421 is a wasteful number, since it uses less digits than its factorization.
1373468421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35217155.
The product of its digits is 96768, while the sum is 39.
The square root of 1373468421 is about 37060.3348743640. The cubic root of 1373468421 is about 1111.5770190203.
The spelling of 1373468421 in words is "one billion, three hundred seventy-three million, four hundred sixty-eight thousand, four hundred twenty-one".
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