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487972712832 = 27311439912711
BaseRepresentation
bin1110001100111010111…
…00001011000110000000
31201122112122202012221020
413012131130023012000
530443332003302312
61012101020425440
750153263423233
oct7063534130600
91648478665836
10487972712832
11178a47969650
127a6a50a8280
1337028450cc7
1419891b4141a
15ca5ecc278c
hex719d70b180

487972712832 has 256 divisors, whose sum is σ = 1448890122240. Its totient is φ = 144232704000.

The previous prime is 487972712831. The next prime is 487972712849. The reversal of 487972712832 is 238217279784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487972712831) 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 31 ways as a sum of consecutive naturals, for example, 179995957 + ... + 179998667.

It is an arithmetic number, because the mean of its divisors is an integer number (5659727040).

Almost surely, 2487972712832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487972712832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724445061120).

487972712832 is an abundant number, since it is smaller than the sum of its proper divisors (960917409408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487972712832 is a wasteful number, since it uses less digits than its factorization.

487972712832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3773 (or 3761 counting only the distinct ones).

The product of its digits is 18966528, while the sum is 60.

The spelling of 487972712832 in words is "four hundred eighty-seven billion, nine hundred seventy-two million, seven hundred twelve thousand, eight hundred thirty-two".