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14882970809 = 717312289819
BaseRepresentation
bin11011101110001100…
…00001110010111001
31102102012221020211002
431313012001302321
5220440020031214
610500453414345
71034546110310
oct156706016271
942365836732
1014882970809
11634805a283
122a7433a3b5
131532522405
14a1287d277
155c18e91de
hex377181cb9

14882970809 has 8 divisors (see below), whose sum is σ = 17107429440. Its totient is φ = 12683092176.

The previous prime is 14882970803. The next prime is 14882970811. The reversal of 14882970809 is 90807928841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14882970809 - 224 = 14866193593 is a prime.

It is a super-2 number, since 2×148829708092 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14882970803) 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, 6143699 + ... + 6146120.

It is an arithmetic number, because the mean of its divisors is an integer number (2138428680).

Almost surely, 214882970809 is an apocalyptic number.

It is an amenable number.

14882970809 is a deficient number, since it is larger than the sum of its proper divisors (2224458631).

14882970809 is a wasteful number, since it uses less digits than its factorization.

14882970809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12289999.

The product of its (nonzero) digits is 2322432, while the sum is 56.

The spelling of 14882970809 in words is "fourteen billion, eight hundred eighty-two million, nine hundred seventy thousand, eight hundred nine".

Divisors: 1 7 173 1211 12289819 86028733 2126138687 14882970809