Base | Representation |
---|---|
bin | 101100001001101… |
… | …1111111001111111 |
3 | 10211020201022202120 |
4 | 1120103133321333 |
5 | 11013231201211 |
6 | 403001454023 |
7 | 51466411506 |
oct | 13023377177 |
9 | 3736638676 |
10 | 1481506431 |
11 | 6a02a9789 |
12 | 3541a1313 |
13 | 1a7c18732 |
14 | 100a8b83d |
15 | 8a0e4d06 |
hex | 584dfe7f |
1481506431 has 8 divisors (see below), whose sum is σ = 1976969904. Its totient is φ = 986856960.
The previous prime is 1481506427. The next prime is 1481506447. The reversal of 1481506431 is 1346051841.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1481506431 - 22 = 1481506427 is a prime.
It is a super-2 number, since 2×14815064312 = 4389722610188715522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1481506392 and 1481506401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1481506421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199240 + ... + 206541.
It is an arithmetic number, because the mean of its divisors is an integer number (247121238).
Almost surely, 21481506431 is an apocalyptic number.
1481506431 is a deficient number, since it is larger than the sum of its proper divisors (495463473).
1481506431 is a wasteful number, since it uses less digits than its factorization.
1481506431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 407001.
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 1481506431 is about 38490.3420483632. The cubic root of 1481506431 is about 1139.9903638767.
The spelling of 1481506431 in words is "one billion, four hundred eighty-one million, five hundred six thousand, four hundred thirty-one".
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