Base | Representation |
---|---|
bin | 111100011001000… |
… | …110011101011111 |
3 | 2121121112112222021 |
4 | 330121012131133 |
5 | 4033340304043 |
6 | 244312401011 |
7 | 34052111554 |
oct | 7431063537 |
9 | 2547475867 |
10 | 1013213023 |
11 | 47aa28a39 |
12 | 2433a6167 |
13 | 131bb5344 |
14 | 987caa2b |
15 | 5de413ed |
hex | 3c64675f |
1013213023 has 8 divisors (see below), whose sum is σ = 1019069568. Its totient is φ = 1007372184.
The previous prime is 1013213011. The next prime is 1013213029. The reversal of 1013213023 is 3203123101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1013213023 - 225 = 979658591 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1013212988 and 1013213006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1013213029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140340 + ... + 147382.
It is an arithmetic number, because the mean of its divisors is an integer number (127383696).
Almost surely, 21013213023 is an apocalyptic number.
1013213023 is a deficient number, since it is larger than the sum of its proper divisors (5856545).
1013213023 is an equidigital number, since it uses as much as digits as its factorization.
1013213023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7853.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 1013213023 is about 31831.0072570756. The cubic root of 1013213023 is about 1004.3850839320.
Adding to 1013213023 its reverse (3203123101), we get a palindrome (4216336124).
The spelling of 1013213023 in words is "one billion, thirteen million, two hundred thirteen thousand, twenty-three".
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