Base | Representation |
---|---|
bin | 100101100111100… |
… | …111010000111010 |
3 | 1121222121022021200 |
4 | 211213213100322 |
5 | 2243033011214 |
6 | 142343315030 |
7 | 21432420330 |
oct | 4547472072 |
9 | 1558538250 |
10 | 631141434 |
11 | 2a42989a0 |
12 | 15744ba76 |
13 | a09b0291 |
14 | 5db71b50 |
15 | 3a61ed09 |
hex | 259e743a |
631141434 has 96 divisors (see below), whose sum is σ = 1709959680. Its totient is φ = 163447200.
The previous prime is 631141421. The next prime is 631141447. The reversal of 631141434 is 434141136.
631141434 is a `hidden beast` number, since 631 + 14 + 14 + 3 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (631141421) and next prime (631141447).
It is a junction number, because it is equal to n+sod(n) for n = 631141398 and 631141407.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 913029 + ... + 913719.
It is an arithmetic number, because the mean of its divisors is an integer number (17812080).
Almost surely, 2631141434 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 631141434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (854979840).
631141434 is an abundant number, since it is smaller than the sum of its proper divisors (1078818246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
631141434 is a wasteful number, since it uses less digits than its factorization.
631141434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1376 (or 1373 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 631141434 is about 25122.5284157467. The cubic root of 631141434 is about 857.7793049016.
The spelling of 631141434 in words is "six hundred thirty-one million, one hundred forty-one thousand, four hundred thirty-four".
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