Base | Representation |
---|---|
bin | 111000010101111… |
… | …0011011011011110 |
3 | 11212202100221001002 |
4 | 1300223303123132 |
5 | 12332433443123 |
6 | 511332350302 |
7 | 64564151204 |
oct | 16053633336 |
9 | 4782327032 |
10 | 1890531038 |
11 | 890178a50 |
12 | 449175392 |
13 | 241899926 |
14 | 13d121074 |
15 | b0e8c528 |
hex | 70af36de |
1890531038 has 8 divisors (see below), whose sum is σ = 3093596280. Its totient is φ = 859332280.
The previous prime is 1890531037. The next prime is 1890531059. The reversal of 1890531038 is 8301350981.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1890530992 and 1890531010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1890531031) 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 3 ways as a sum of consecutive naturals, for example, 42966593 + ... + 42966636.
It is an arithmetic number, because the mean of its divisors is an integer number (386699535).
Almost surely, 21890531038 is an apocalyptic number.
1890531038 is a deficient number, since it is larger than the sum of its proper divisors (1203065242).
1890531038 is a wasteful number, since it uses less digits than its factorization.
1890531038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85933242.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 1890531038 is about 43480.2373268592. The cubic root of 1890531038 is about 1236.5013758770.
It can be divided in two parts, 189053 and 1038, that added together give a palindrome (190091).
The spelling of 1890531038 in words is "one billion, eight hundred ninety million, five hundred thirty-one thousand, thirty-eight".
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