Base | Representation |
---|---|
bin | 111011000100… |
… | …0111000111110 |
3 | 2011021102001001 |
4 | 1312020320332 |
5 | 30412010111 |
6 | 3023440514 |
7 | 524143546 |
oct | 166107076 |
9 | 64242031 |
10 | 30969406 |
11 | 16532856 |
12 | a45613a |
13 | 65542c0 |
14 | 4182326 |
15 | 2abb1c1 |
hex | 1d88e3e |
30969406 has 8 divisors (see below), whose sum is σ = 50027544. Its totient is φ = 14293560.
The previous prime is 30969401. The next prime is 30969413. The reversal of 30969406 is 60496903.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30969401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595540 + ... + 595591.
It is an arithmetic number, because the mean of its divisors is an integer number (6253443).
Almost surely, 230969406 is an apocalyptic number.
30969406 is a deficient number, since it is larger than the sum of its proper divisors (19058138).
30969406 is a wasteful number, since it uses less digits than its factorization.
30969406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1191146.
The product of its (nonzero) digits is 34992, while the sum is 37.
The square root of 30969406 is about 5565.0162623302. The cubic root of 30969406 is about 314.0346899346.
It can be divided in two parts, 30969 and 406, that added together give a triangular number (31375 = T250).
The spelling of 30969406 in words is "thirty million, nine hundred sixty-nine thousand, four hundred six".
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