Base | Representation |
---|---|
bin | 1000010000111… |
… | …1001110100101 |
3 | 2102020011222000 |
4 | 2010033032211 |
5 | 32333243011 |
6 | 3234555513 |
7 | 600436152 |
oct | 204171645 |
9 | 72204860 |
10 | 34665381 |
11 | 18627683 |
12 | b738b99 |
13 | 724967a |
14 | 4865229 |
15 | 309b356 |
hex | 210f3a5 |
34665381 has 8 divisors (see below), whose sum is σ = 51356160. Its totient is φ = 23110236.
The previous prime is 34665341. The next prime is 34665419. The reversal of 34665381 is 18356643.
It is not a de Polignac number, because 34665381 - 29 = 34664869 is a prime.
It is a super-2 number, since 2×346653812 = 2403377279750322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34665311) 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, 641925 + ... + 641978.
It is an arithmetic number, because the mean of its divisors is an integer number (6419520).
Almost surely, 234665381 is an apocalyptic number.
It is an amenable number.
34665381 is a deficient number, since it is larger than the sum of its proper divisors (16690779).
34665381 is a wasteful number, since it uses less digits than its factorization.
34665381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1283912 (or 1283906 counting only the distinct ones).
The product of its digits is 51840, while the sum is 36.
The square root of 34665381 is about 5887.7313967266. The cubic root of 34665381 is about 326.0608521781.
The spelling of 34665381 in words is "thirty-four million, six hundred sixty-five thousand, three hundred eighty-one".
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