Base | Representation |
---|---|
bin | 11110110000001101… |
… | …100111110101011000 |
3 | 10011020022002022112100 |
4 | 132300031213311120 |
5 | 1020111402211440 |
6 | 23100353243400 |
7 | 2246202664134 |
oct | 366015476530 |
9 | 104208068470 |
10 | 33021132120 |
11 | 13005628339 |
12 | 6496863560 |
13 | 3163268142 |
14 | 18537923c4 |
15 | cd3e94230 |
hex | 7b0367d58 |
33021132120 has 96 divisors (see below), whose sum is σ = 107863675920. Its totient is φ = 8760917760.
The previous prime is 33021132119. The next prime is 33021132121. The reversal of 33021132120 is 2123112033.
33021132120 is a `hidden beast` number, since 330 + 2 + 11 + 321 + 2 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (33021132119) and next prime (33021132121).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 33021132093 and 33021132102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33021132121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161886 + ... + 303725.
Almost surely, 233021132120 is an apocalyptic number.
33021132120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
33021132120 is an abundant number, since it is smaller than the sum of its proper divisors (74842543800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33021132120 is a wasteful number, since it uses less digits than its factorization.
33021132120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 465825 (or 465818 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 33021132120 its reverse (2123112033), we get a palindrome (35144244153).
The spelling of 33021132120 in words is "thirty-three billion, twenty-one million, one hundred thirty-two thousand, one hundred twenty".
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