Base | Representation |
---|---|
bin | 11011111110101111… |
… | …000001101111000010 |
3 | 2212112210020012012220 |
4 | 123332233001233002 |
5 | 443012121411024 |
6 | 21445105231510 |
7 | 2112335625534 |
oct | 337657015702 |
9 | 85483205186 |
10 | 30043544514 |
11 | 11817885735 |
12 | 59a5632596 |
13 | 2aaa400099 |
14 | 1650141854 |
15 | bac87ae79 |
hex | 6febc1bc2 |
30043544514 has 32 divisors (see below), whose sum is σ = 60359461440. Its totient is φ = 9969220800.
The previous prime is 30043544513. The next prime is 30043544519. The reversal of 30043544514 is 41544534003.
It is a happy number.
It is a super-2 number, since 2×300435445142 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30043544513) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218024 + ... + 1242444.
It is an arithmetic number, because the mean of its divisors is an integer number (1886233170).
Almost surely, 230043544514 is an apocalyptic number.
30043544514 is an abundant number, since it is smaller than the sum of its proper divisors (30315916926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30043544514 is a wasteful number, since it uses less digits than its factorization.
30043544514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25346.
The product of its (nonzero) digits is 57600, while the sum is 33.
The spelling of 30043544514 in words is "thirty billion, forty-three million, five hundred forty-four thousand, five hundred fourteen".
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