Base | Representation |
---|---|
bin | 11110110110101101… |
… | …000000000010001001 |
3 | 10011111212222102222212 |
4 | 132312231000002021 |
5 | 1020322241133001 |
6 | 23115243154505 |
7 | 2251664350340 |
oct | 366655000211 |
9 | 104455872885 |
10 | 33130021001 |
11 | 13061040150 |
12 | 6507215a35 |
13 | 317c9a182c |
14 | 1864018b57 |
15 | cdd8027bb |
hex | 7b6b40089 |
33130021001 has 32 divisors (see below), whose sum is σ = 42466222080. Its totient is φ = 25091294400.
The previous prime is 33130020997. The next prime is 33130021009. The reversal of 33130021001 is 10012003133.
It is a cyclic number.
It is not a de Polignac number, because 33130021001 - 22 = 33130020997 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (33130021009) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2931680 + ... + 2942958.
It is an arithmetic number, because the mean of its divisors is an integer number (1327069440).
Almost surely, 233130021001 is an apocalyptic number.
It is an amenable number.
33130021001 is a deficient number, since it is larger than the sum of its proper divisors (9336201079).
33130021001 is a wasteful number, since it uses less digits than its factorization.
33130021001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12365.
The product of its (nonzero) digits is 54, while the sum is 14.
Adding to 33130021001 its reverse (10012003133), we get a palindrome (43142024134).
The spelling of 33130021001 in words is "thirty-three billion, one hundred thirty million, twenty-one thousand, one".
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