Base | Representation |
---|---|
bin | 100111001110… |
… | …101111010111 |
3 | 201100110222120 |
4 | 213032233113 |
5 | 10113041431 |
6 | 1004231023 |
7 | 153261324 |
oct | 47165727 |
9 | 21313876 |
10 | 10283991 |
11 | 5894573 |
12 | 353b473 |
13 | 2190c03 |
14 | 1519b4b |
15 | d82196 |
hex | 9cebd7 |
10283991 has 8 divisors (see below), whose sum is σ = 13782384. Its totient is φ = 6820800.
The previous prime is 10283981. The next prime is 10284011. The reversal of 10283991 is 19938201.
10283991 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10283991 - 26 = 10283927 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10283981) 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, 8110 + ... + 9291.
It is an arithmetic number, because the mean of its divisors is an integer number (1722798).
Almost surely, 210283991 is an apocalyptic number.
10283991 is a deficient number, since it is larger than the sum of its proper divisors (3498393).
10283991 is a wasteful number, since it uses less digits than its factorization.
10283991 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17601.
The product of its (nonzero) digits is 3888, while the sum is 33.
The square root of 10283991 is about 3206.8662273316. The cubic root of 10283991 is about 217.4639284876.
The spelling of 10283991 in words is "ten million, two hundred eighty-three thousand, nine hundred ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •