Base | Representation |
---|---|
bin | 1110000111101110… |
… | …0100100111010101 |
3 | 100210011110211212002 |
4 | 3201323210213111 |
5 | 30230331140234 |
6 | 1424043205045 |
7 | 162634430312 |
oct | 34173444725 |
9 | 10704424762 |
10 | 3790490069 |
11 | 16756a6323 |
12 | 899516785 |
13 | 4853b7942 |
14 | 27d5b7d09 |
15 | 172b8d27e |
hex | e1ee49d5 |
3790490069 has 4 divisors (see below), whose sum is σ = 3790925196. Its totient is φ = 3790054944.
The previous prime is 3790490023. The next prime is 3790490129. The reversal of 3790490069 is 9600940973.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 248692900 + 3541797169 = 15770^2 + 59513^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3790490069 is a prime.
It is a super-2 number, since 2×37904900692 = 28735629926375249522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3790490009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204224 + ... + 222009.
It is an arithmetic number, because the mean of its divisors is an integer number (947731299).
Almost surely, 23790490069 is an apocalyptic number.
It is an amenable number.
3790490069 is a deficient number, since it is larger than the sum of its proper divisors (435127).
3790490069 is an equidigital number, since it uses as much as digits as its factorization.
3790490069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 435126.
The product of its (nonzero) digits is 367416, while the sum is 47.
The square root of 3790490069 is about 61566.9559828972. The cubic root of 3790490069 is about 1559.1878948892.
The spelling of 3790490069 in words is "three billion, seven hundred ninety million, four hundred ninety thousand, sixty-nine".
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