Base | Representation |
---|---|
bin | 11011111100111110… |
… | …010111010000110100 |
3 | 2212110201122201001120 |
4 | 123330332113100310 |
5 | 442432041313140 |
6 | 21442132223540 |
7 | 2111526610362 |
oct | 337476272064 |
9 | 85421581046 |
10 | 30014010420 |
11 | 11802143299 |
12 | 599776abb0 |
13 | 2aa425c1a4 |
14 | 164a254632 |
15 | ba9e951d0 |
hex | 6fcf97434 |
30014010420 has 48 divisors (see below), whose sum is σ = 84871317888. Its totient is φ = 7924489600.
The previous prime is 30014010413. The next prime is 30014010463. The reversal of 30014010420 is 2401041003.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 30014010420.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2470344 + ... + 2482463.
It is an arithmetic number, because the mean of its divisors is an integer number (1768152456).
Almost surely, 230014010420 is an apocalyptic number.
30014010420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30014010420 is an abundant number, since it is smaller than the sum of its proper divisors (54857307468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30014010420 is a wasteful number, since it uses less digits than its factorization.
30014010420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4952920 (or 4952918 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 30014010420 its reverse (2401041003), we get a palindrome (32415051423).
The spelling of 30014010420 in words is "thirty billion, fourteen million, ten thousand, four hundred twenty".
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