Base | Representation |
---|---|
bin | 11000101010100001… |
… | …11100111110000000 |
3 | 1021011211112101220000 |
4 | 30111100330332000 |
5 | 204104331324311 |
6 | 10025542520000 |
7 | 646066213323 |
oct | 142520747600 |
9 | 37154471800 |
10 | 13241667456 |
11 | 5685637826 |
12 | 2696736000 |
13 | 13304877b4 |
14 | 8d88b67ba |
15 | 52778c056 |
hex | 31543cf80 |
13241667456 has 160 divisors (see below), whose sum is σ = 41121075600. Its totient is φ = 4221904896.
The previous prime is 13241667451. The next prime is 13241667463. The reversal of 13241667456 is 65476614231.
13241667456 is a `hidden beast` number, since 1 + 32 + 4 + 166 + 7 + 456 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13241667451) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 210700 + ... + 266228.
Almost surely, 213241667456 is an apocalyptic number.
13241667456 is a gapful number since it is divisible by the number (16) 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 13241667456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20560537800).
13241667456 is an abundant number, since it is smaller than the sum of its proper divisors (27879408144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13241667456 is an equidigital number, since it uses as much as digits as its factorization.
13241667456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55578 (or 55557 counting only the distinct ones).
The product of its digits is 725760, while the sum is 45.
The spelling of 13241667456 in words is "thirteen billion, two hundred forty-one million, six hundred sixty-seven thousand, four hundred fifty-six".
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