Base | Representation |
---|---|
bin | 11011111110101110… |
… | …110001110011010110 |
3 | 2212112210002212200212 |
4 | 123332232301303112 |
5 | 443012112314004 |
6 | 21445104005422 |
7 | 2112335234345 |
oct | 337656616326 |
9 | 85483085625 |
10 | 30043479254 |
11 | 118178406a8 |
12 | 59a5600872 |
13 | 2aaa3a9479 |
14 | 1650125b5c |
15 | bac86696e |
hex | 6febb1cd6 |
30043479254 has 8 divisors (see below), whose sum is σ = 45068794680. Its totient is φ = 15020547696.
The previous prime is 30043479251. The next prime is 30043479259. The reversal of 30043479254 is 45297434003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×300434792542 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30043479251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564119 + ... + 615074.
It is an arithmetic number, because the mean of its divisors is an integer number (5633599335).
Almost surely, 230043479254 is an apocalyptic number.
30043479254 is a deficient number, since it is larger than the sum of its proper divisors (15025315426).
30043479254 is a wasteful number, since it uses less digits than its factorization.
30043479254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1191934.
The product of its (nonzero) digits is 362880, while the sum is 41.
The spelling of 30043479254 in words is "thirty billion, forty-three million, four hundred seventy-nine thousand, two hundred fifty-four".
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