Base | Representation |
---|---|
bin | 111100010100111… |
… | …011101100000011 |
3 | 2121112111001001220 |
4 | 330110323230003 |
5 | 4033100322243 |
6 | 244233130123 |
7 | 34036611054 |
oct | 7424735403 |
9 | 2545431056 |
10 | 1012120323 |
11 | 47a351a85 |
12 | 242b59943 |
13 | 1318c1b86 |
14 | 985c472b |
15 | 5dcc7783 |
hex | 3c53bb03 |
1012120323 has 4 divisors (see below), whose sum is σ = 1349493768. Its totient is φ = 674746880.
The previous prime is 1012120309. The next prime is 1012120331. The reversal of 1012120323 is 3230212101.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1012120323 - 26 = 1012120259 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1012120223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168686718 + ... + 168686723.
It is an arithmetic number, because the mean of its divisors is an integer number (337373442).
Almost surely, 21012120323 is an apocalyptic number.
1012120323 is a deficient number, since it is larger than the sum of its proper divisors (337373445).
1012120323 is an equidigital number, since it uses as much as digits as its factorization.
1012120323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337373444.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 1012120323 is about 31813.8385455135. The cubic root of 1012120323 is about 1004.0238942240.
Adding to 1012120323 its reverse (3230212101), we get a palindrome (4242332424).
The spelling of 1012120323 in words is "one billion, twelve million, one hundred twenty thousand, three hundred twenty-three".
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