Base | Representation |
---|---|
bin | 100101101001001… |
… | …000111010110000 |
3 | 1122000100121222010 |
4 | 211221020322300 |
5 | 2243133311144 |
6 | 142400042520 |
7 | 21436004433 |
oct | 4551107260 |
9 | 1560317863 |
10 | 631541424 |
11 | 2a4541468 |
12 | 157603440 |
13 | a0ac0367 |
14 | 5dc3781a |
15 | 3a69d5b9 |
hex | 25a48eb0 |
631541424 has 40 divisors (see below), whose sum is σ = 1684114432. Its totient is φ = 203722560.
The previous prime is 631541423. The next prime is 631541431. The reversal of 631541424 is 424145136.
It is a junction number, because it is equal to n+sod(n) for n = 631541391 and 631541400.
It is not an unprimeable number, because it can be changed into a prime (631541423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210724 + ... + 213699.
Almost surely, 2631541424 is an apocalyptic number.
It is an amenable number.
631541424 is an abundant number, since it is smaller than the sum of its proper divisors (1052573008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
631541424 is a wasteful number, since it uses less digits than its factorization.
631541424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 424465 (or 424459 counting only the distinct ones).
The product of its digits is 11520, while the sum is 30.
The square root of 631541424 is about 25130.4879379609. The cubic root of 631541424 is about 857.9604743774.
The spelling of 631541424 in words is "six hundred thirty-one million, five hundred forty-one thousand, four hundred twenty-four".
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