Base | Representation |
---|---|
bin | 10000100110110… |
… | …11010100101110 |
3 | 100201010200220210 |
4 | 20103123110232 |
5 | 241130413012 |
6 | 21453523250 |
7 | 3311055501 |
oct | 1023332456 |
9 | 321120823 |
10 | 139310382 |
11 | 71700a52 |
12 | 3a7a3526 |
13 | 22b284a3 |
14 | 14705138 |
15 | c36c23c |
hex | 84db52e |
139310382 has 8 divisors (see below), whose sum is σ = 278620776. Its totient is φ = 46436792.
The previous prime is 139310371. The next prime is 139310383. The reversal of 139310382 is 283013931.
139310382 is digitally balanced in base 2, 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.
139310382 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139310383) 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, 11609193 + ... + 11609204.
It is an arithmetic number, because the mean of its divisors is an integer number (34827597).
Almost surely, 2139310382 is an apocalyptic number.
139310382 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139310382 is a wasteful number, since it uses less digits than its factorization.
139310382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23218402.
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 139310382 is about 11802.9819113646. The cubic root of 139310382 is about 518.3954261166.
The spelling of 139310382 in words is "one hundred thirty-nine million, three hundred ten thousand, three hundred eighty-two".
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