Base | Representation |
---|---|
bin | 10011000001011111… |
… | …11101101000000001 |
3 | 222100202210021111201 |
4 | 21200233331220001 |
5 | 131404024324023 |
6 | 4405234341201 |
7 | 511043043361 |
oct | 114057755001 |
9 | 28322707451 |
10 | 10213120513 |
11 | 4371049672 |
12 | 1b9042a801 |
13 | c69bb979b |
14 | 6cc59c9a1 |
15 | 3eb959bad |
hex | 260bfda01 |
10213120513 has 4 divisors (see below), whose sum is σ = 10239787008. Its totient is φ = 10186454020.
The previous prime is 10213120499. The next prime is 10213120571. The reversal of 10213120513 is 31502131201.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31502131201 = 461 ⋅68334341.
It is a cyclic number.
It is not a de Polignac number, because 10213120513 - 225 = 10179566081 is a prime.
It is a super-3 number, since 3×102131205133 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10213120573) 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, 13332673 + ... + 13333438.
It is an arithmetic number, because the mean of its divisors is an integer number (2559946752).
Almost surely, 210213120513 is an apocalyptic number.
It is an amenable number.
10213120513 is a deficient number, since it is larger than the sum of its proper divisors (26666495).
10213120513 is an equidigital number, since it uses as much as digits as its factorization.
10213120513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26666494.
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 10213120513 its reverse (31502131201), we get a palindrome (41715251714).
The spelling of 10213120513 in words is "ten billion, two hundred thirteen million, one hundred twenty thousand, five hundred thirteen".
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