Base | Representation |
---|---|
bin | 100111000010101… |
… | …0101001011100011 |
3 | 10101022000221001020 |
4 | 1032011111023203 |
5 | 10140331122243 |
6 | 333554140523 |
7 | 44314663143 |
oct | 11605251343 |
9 | 3338027036 |
10 | 1310020323 |
11 | 612521727 |
12 | 306881743 |
13 | 17b535b71 |
14 | c5dac923 |
15 | 7a01e283 |
hex | 4e1552e3 |
1310020323 has 16 divisors (see below), whose sum is σ = 1879763616. Its totient is φ = 808496640.
The previous prime is 1310020321. The next prime is 1310020333. The reversal of 1310020323 is 3230200131.
1310020323 is nontrivially palindromic in base 13.
It is not a de Polignac number, because 1310020323 - 21 = 1310020321 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1310020321) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207436 + ... + 213657.
It is an arithmetic number, because the mean of its divisors is an integer number (117485226).
Almost surely, 21310020323 is an apocalyptic number.
1310020323 is a deficient number, since it is larger than the sum of its proper divisors (569743293).
1310020323 is a wasteful number, since it uses less digits than its factorization.
1310020323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 421174.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1310020323 is about 36194.2028921760. The cubic root of 1310020323 is about 1094.1898396307.
Adding to 1310020323 its reverse (3230200131), we get a palindrome (4540220454).
The spelling of 1310020323 in words is "one billion, three hundred ten million, twenty thousand, three hundred twenty-three".
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