Base | Representation |
---|---|
bin | 111100011111101… |
… | …1111001100001001 |
3 | 12020110122001022101 |
4 | 1320333133030021 |
5 | 13124124034440 |
6 | 533231553401 |
7 | 101205640204 |
oct | 17077371411 |
9 | 5213561271 |
10 | 2029908745 |
11 | 951915537 |
12 | 48798b861 |
13 | 264719947 |
14 | 15384293b |
15 | bd31e69a |
hex | 78fdf309 |
2029908745 has 16 divisors (see below), whose sum is σ = 2483732160. Its totient is φ = 1592079424.
The previous prime is 2029908743. The next prime is 2029908767. The reversal of 2029908745 is 5478099202.
It is a cyclic number.
It is not a de Polignac number, because 2029908745 - 21 = 2029908743 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2029908695 and 2029908704.
It is not an unprimeable number, because it can be changed into a prime (2029908743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535266 + ... + 539044.
It is an arithmetic number, because the mean of its divisors is an integer number (155233260).
Almost surely, 22029908745 is an apocalyptic number.
It is an amenable number.
2029908745 is a deficient number, since it is larger than the sum of its proper divisors (453823415).
2029908745 is a wasteful number, since it uses less digits than its factorization.
2029908745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5864.
The product of its (nonzero) digits is 362880, while the sum is 46.
The square root of 2029908745 is about 45054.5085979195. The cubic root of 2029908745 is about 1266.1704436315.
The spelling of 2029908745 in words is "two billion, twenty-nine million, nine hundred eight thousand, seven hundred forty-five".
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