Base | Representation |
---|---|
bin | 1001111000100… |
… | …00001011011001 |
3 | 12202222221120222 |
4 | 10330100023121 |
5 | 132210410034 |
6 | 12120525425 |
7 | 2024445644 |
oct | 474201331 |
9 | 182887528 |
10 | 82903769 |
11 | 42884913 |
12 | 23920875 |
13 | 14238cb0 |
14 | b020a5b |
15 | 742912e |
hex | 4f102d9 |
82903769 has 8 divisors (see below), whose sum is σ = 89934600. Its totient is φ = 75966336.
The previous prime is 82903757. The next prime is 82903787. The reversal of 82903769 is 96730928.
It can be written as a sum of positive squares in 4 ways, for example, as 22686169 + 60217600 = 4763^2 + 7760^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 82903769 - 224 = 66126553 is a prime.
It is a super-2 number, since 2×829037692 = 13746069828810722, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (82903069) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21494 + ... + 25055.
It is an arithmetic number, because the mean of its divisors is an integer number (11241825).
Almost surely, 282903769 is an apocalyptic number.
It is an amenable number.
82903769 is a deficient number, since it is larger than the sum of its proper divisors (7030831).
82903769 is a wasteful number, since it uses less digits than its factorization.
82903769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46699.
The product of its (nonzero) digits is 163296, while the sum is 44.
The square root of 82903769 is about 9105.1506851891. The cubic root of 82903769 is about 436.0384210594.
The spelling of 82903769 in words is "eighty-two million, nine hundred three thousand, seven hundred sixty-nine".
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