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1480494987 = 32831981921
BaseRepresentation
bin101100000111110…
…1000111110001011
310211011210221022200
41120033220332023
511013001314422
6402524051243
751454666626
oct13017507613
93734727280
101480494987
1169a778884
12353993b23
131a795324a
141008a6dbd
1589e952ac
hex583e8f8b

1480494987 has 12 divisors (see below), whose sum is σ = 2164258824. Its totient is φ = 975104640.

The previous prime is 1480494959. The next prime is 1480495001. The reversal of 1480494987 is 7894940841.

1480494987 is a `hidden beast` number, since 1 + 480 + 49 + 49 + 87 = 666.

It is not a de Polignac number, because 1480494987 - 214 = 1480478603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1480494947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 990214 + ... + 991707.

It is an arithmetic number, because the mean of its divisors is an integer number (180354902).

Almost surely, 21480494987 is an apocalyptic number.

1480494987 is a deficient number, since it is larger than the sum of its proper divisors (683763837).

1480494987 is a wasteful number, since it uses less digits than its factorization.

1480494987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982010 (or 1982007 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The square root of 1480494987 is about 38477.2008727246. The cubic root of 1480494987 is about 1139.7308759918.

The spelling of 1480494987 in words is "one billion, four hundred eighty million, four hundred ninety-four thousand, nine hundred eighty-seven".

Divisors: 1 3 9 83 249 747 1981921 5945763 17837289 164499443 493498329 1480494987