Base | Representation |
---|---|
bin | 11110101111101010… |
… | …111001111010010011 |
3 | 10011012122221221022101 |
4 | 132233222321322103 |
5 | 1020102034443443 |
6 | 23055430221231 |
7 | 2246032430461 |
oct | 365752717223 |
9 | 104178857271 |
10 | 33012031123 |
11 | 13000481655 |
12 | 64937b4817 |
13 | 31613cc836 |
14 | 18524a3831 |
15 | cd329784d |
hex | 7afab9e93 |
33012031123 has 16 divisors (see below), whose sum is σ = 34681070592. Its totient is φ = 31363200000.
The previous prime is 33012031081. The next prime is 33012031133. The reversal of 33012031123 is 32113021033.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-33012031123 is a prime.
It is a super-2 number, since 2×330120311232 (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 33012031123.
It is not an unprimeable number, because it can be changed into a prime (33012031133) 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 15 ways as a sum of consecutive naturals, for example, 2055123 + ... + 2071123.
It is an arithmetic number, because the mean of its divisors is an integer number (2167566912).
Almost surely, 233012031123 is an apocalyptic number.
33012031123 is a deficient number, since it is larger than the sum of its proper divisors (1669039469).
33012031123 is a wasteful number, since it uses less digits than its factorization.
33012031123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16626.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 33012031123 its reverse (32113021033), we get a palindrome (65125052156).
The spelling of 33012031123 in words is "thirty-three billion, twelve million, thirty-one thousand, one hundred twenty-three".
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