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14988580481 = 78325797901
BaseRepresentation
bin11011111010110001…
…11001011010000001
31102200120122210001102
431331120321122001
5221144034033411
610515145144145
71040300555240
oct157530713201
942616583042
1014988580481
1163a17323a6
122aa378b055
13154b37b344
14a228d0957
155cad0ad3b
hex37d639681

14988580481 has 8 divisors (see below), whose sum is σ = 17336190144. Its totient is φ = 12692566800.

The previous prime is 14988580471. The next prime is 14988580501. The reversal of 14988580481 is 18408588941.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14988580481 is a prime.

It is a super-2 number, since 2×149885804812 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14988580441) 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, 12898370 + ... + 12899531.

It is an arithmetic number, because the mean of its divisors is an integer number (2167023768).

Almost surely, 214988580481 is an apocalyptic number.

It is an amenable number.

14988580481 is a deficient number, since it is larger than the sum of its proper divisors (2347609663).

14988580481 is an equidigital number, since it uses as much as digits as its factorization.

14988580481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25797991.

The product of its (nonzero) digits is 2949120, while the sum is 56.

The spelling of 14988580481 in words is "fourteen billion, nine hundred eighty-eight million, five hundred eighty thousand, four hundred eighty-one".

Divisors: 1 7 83 581 25797901 180585307 2141225783 14988580481