Base | Representation |
---|---|
bin | 11011011010001101… |
… | …101010101000100000 |
3 | 2210222002021112022200 |
4 | 123122031222220200 |
5 | 440233242204420 |
6 | 21304220333200 |
7 | 2061215560035 |
oct | 333215525040 |
9 | 83862245280 |
10 | 29430819360 |
11 | 11532a26208 |
12 | 58543a4200 |
13 | 2a1049a417 |
14 | 15d2a0538c |
15 | b73b97b90 |
hex | 6da36aa20 |
29430819360 has 144 divisors (see below), whose sum is σ = 103896014040. Its totient is φ = 7577579520.
The previous prime is 29430819359. The next prime is 29430819371. The reversal of 29430819360 is 6391803492.
It is a happy number.
29430819360 is a `hidden beast` number, since 29 + 430 + 8 + 193 + 6 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 22453224336 + 6977595024 = 149844^2 + 83532^2 .
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310621 + ... + 394140.
Almost surely, 229430819360 is an apocalyptic number.
29430819360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29430819360 is an abundant number, since it is smaller than the sum of its proper divisors (74465194680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29430819360 is a wasteful number, since it uses less digits than its factorization.
29430819360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 704811 (or 704800 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The spelling of 29430819360 in words is "twenty-nine billion, four hundred thirty million, eight hundred nineteen thousand, three hundred sixty".
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