Base | Representation |
---|---|
bin | 111111101100… |
… | …0000101000010 |
3 | 2022211102201112 |
4 | 1333120011002 |
5 | 32022002124 |
6 | 3151403322 |
7 | 553550414 |
oct | 177300502 |
9 | 68742645 |
10 | 33390914 |
11 | 179370a7 |
12 | b223542 |
13 | 6bc154b |
14 | 46129b4 |
15 | 2de890e |
hex | 1fd8142 |
33390914 has 4 divisors (see below), whose sum is σ = 50086374. Its totient is φ = 16695456.
The previous prime is 33390913. The next prime is 33390943. The reversal of 33390914 is 41909333.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41909333 = 2857 ⋅14669.
It can be written as a sum of positive squares in only one way, i.e., 23687689 + 9703225 = 4867^2 + 3115^2 .
It is a super-2 number, since 2×333909142 = 2229906275510792, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (33390911) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8347727 + ... + 8347730.
Almost surely, 233390914 is an apocalyptic number.
33390914 is a deficient number, since it is larger than the sum of its proper divisors (16695460).
33390914 is a wasteful number, since it uses less digits than its factorization.
33390914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16695459.
The product of its (nonzero) digits is 8748, while the sum is 32.
The square root of 33390914 is about 5778.4871722623. The cubic root of 33390914 is about 322.0150000085.
The spelling of 33390914 in words is "thirty-three million, three hundred ninety thousand, nine hundred fourteen".
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