Base | Representation |
---|---|
bin | 11011110001011000… |
… | …010000001110011001 |
3 | 2211222011121001210102 |
4 | 123301120100032121 |
5 | 442032241030440 |
6 | 21410542425145 |
7 | 2103645214331 |
oct | 336130201631 |
9 | 84864531712 |
10 | 29819470745 |
11 | 1171234a7a9 |
12 | 59425921b5 |
13 | 2a72b6735c |
14 | 162c4940c1 |
15 | b97d68b15 |
hex | 6f1610399 |
29819470745 has 16 divisors (see below), whose sum is σ = 36276706560. Its totient is φ = 23527355904.
The previous prime is 29819470739. The next prime is 29819470771. The reversal of 29819470745 is 54707491892.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 29819470745 - 28 = 29819470489 is a prime.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 316649 + ... + 399881.
It is an arithmetic number, because the mean of its divisors is an integer number (2267294160).
Almost surely, 229819470745 is an apocalyptic number.
It is an amenable number.
29819470745 is a deficient number, since it is larger than the sum of its proper divisors (6457235815).
29819470745 is an equidigital number, since it uses as much as digits as its factorization.
29819470745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84224.
The product of its (nonzero) digits is 5080320, while the sum is 56.
The spelling of 29819470745 in words is "twenty-nine billion, eight hundred nineteen million, four hundred seventy thousand, seven hundred forty-five".
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