Base | Representation |
---|---|
bin | 11110110110101110… |
… | …010110011001011111 |
3 | 10011111220122102020201 |
4 | 132312232112121133 |
5 | 1020322333443001 |
6 | 23115254524331 |
7 | 2252000352565 |
oct | 366656263137 |
9 | 104456572221 |
10 | 33130374751 |
11 | 13061261a01 |
12 | 65073666a7 |
13 | 317ca96856 |
14 | 18640aba35 |
15 | cdd872501 |
hex | 7b6b9665f |
33130374751 has 4 divisors (see below), whose sum is σ = 33130742112. Its totient is φ = 33130007392.
The previous prime is 33130374731. The next prime is 33130374773. The reversal of 33130374751 is 15747303133.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 33130374751 - 27 = 33130374623 is a prime.
It is a super-2 number, since 2×331303747512 (a number of 22 digits) contains 22 as substring.
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 33130374751.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33130374731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54855 + ... + 263191.
It is an arithmetic number, because the mean of its divisors is an integer number (8282685528).
Almost surely, 233130374751 is an apocalyptic number.
33130374751 is a deficient number, since it is larger than the sum of its proper divisors (367361).
33130374751 is a wasteful number, since it uses less digits than its factorization.
33130374751 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 367360.
The product of its (nonzero) digits is 79380, while the sum is 37.
Adding to 33130374751 its reverse (15747303133), we get a palindrome (48877677884).
The spelling of 33130374751 in words is "thirty-three billion, one hundred thirty million, three hundred seventy-four thousand, seven hundred fifty-one".
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