Base | Representation |
---|---|
bin | 110111011001… |
… | …000110001011 |
3 | 1000022201200021 |
4 | 313121012023 |
5 | 12204130330 |
6 | 1235121311 |
7 | 234265306 |
oct | 67310613 |
9 | 30281607 |
10 | 14520715 |
11 | 82186a0 |
12 | 4a43237 |
13 | 3015451 |
14 | 1cddb3d |
15 | 141c67a |
hex | dd918b |
14520715 has 8 divisors (see below), whose sum is σ = 19009008. Its totient is φ = 10560480.
The previous prime is 14520691. The next prime is 14520719. The reversal of 14520715 is 51702541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 14520715 - 27 = 14520587 is a prime.
It is a super-2 number, since 2×145207152 = 421702328222450, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 14520715.
It is not an unprimeable number, because it can be changed into a prime (14520719) 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, 131952 + ... + 132061.
It is an arithmetic number, because the mean of its divisors is an integer number (2376126).
Almost surely, 214520715 is an apocalyptic number.
14520715 is a deficient number, since it is larger than the sum of its proper divisors (4488293).
14520715 is a wasteful number, since it uses less digits than its factorization.
14520715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 264029.
The product of its (nonzero) digits is 1400, while the sum is 25.
The square root of 14520715 is about 3810.6055949153. The cubic root of 14520715 is about 243.9660158259.
The spelling of 14520715 in words is "fourteen million, five hundred twenty thousand, seven hundred fifteen".
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