Base | Representation |
---|---|
bin | 111111101101… |
… | …0110100100101 |
3 | 2022212000010122 |
4 | 1333122310211 |
5 | 32022332044 |
6 | 3151531325 |
7 | 553625234 |
oct | 177326445 |
9 | 68760118 |
10 | 33402149 |
11 | 17944590 |
12 | b229b45 |
13 | 6bc66b1 |
14 | 4616b1b |
15 | 2debdee |
hex | 1fdad25 |
33402149 has 8 divisors (see below), whose sum is σ = 36484992. Its totient is φ = 30327040.
The previous prime is 33402139. The next prime is 33402191. The reversal of 33402149 is 94120433.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 33402149 - 216 = 33336613 is a prime.
It is a super-2 number, since 2×334021492 = 2231407115636402, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33402119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10757 + ... + 13509.
It is an arithmetic number, because the mean of its divisors is an integer number (4560624).
Almost surely, 233402149 is an apocalyptic number.
It is an amenable number.
33402149 is a deficient number, since it is larger than the sum of its proper divisors (3082843).
33402149 is a wasteful number, since it uses less digits than its factorization.
33402149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3867.
The product of its (nonzero) digits is 2592, while the sum is 26.
The square root of 33402149 is about 5779.4592307585. The cubic root of 33402149 is about 322.0511119564.
The spelling of 33402149 in words is "thirty-three million, four hundred two thousand, one hundred forty-nine".
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