Base | Representation |
---|---|
bin | 10011000010100… |
… | …000100000000000 |
3 | 211021001110001111 |
4 | 103002200200000 |
5 | 1123233041022 |
6 | 51410213104 |
7 | 10626030541 |
oct | 2302404000 |
9 | 737043044 |
10 | 319424512 |
11 | 154341400 |
12 | 8ab84194 |
13 | 5123c2b4 |
14 | 305cc4c8 |
15 | 1d099477 |
hex | 130a0800 |
319424512 has 72 divisors (see below), whose sum is σ = 702579150. Its totient is φ = 145080320.
The previous prime is 319424467. The next prime is 319424513. The reversal of 319424512 is 215424913.
It can be written as a sum of positive squares in only one way, i.e., 229098496 + 90326016 = 15136^2 + 9504^2 .
It is not an unprimeable number, because it can be changed into a prime (319424513) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247164 + ... + 248452.
Almost surely, 2319424512 is an apocalyptic number.
319424512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 319424512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351289575).
319424512 is an abundant number, since it is smaller than the sum of its proper divisors (383154638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
319424512 is a wasteful number, since it uses less digits than its factorization.
319424512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1333 (or 1302 counting only the distinct ones).
The product of its digits is 8640, while the sum is 31.
The square root of 319424512 is about 17872.4512028988. The cubic root of 319424512 is about 683.5801031935.
The spelling of 319424512 in words is "three hundred nineteen million, four hundred twenty-four thousand, five hundred twelve".
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