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487525132900 = 22521324121312
BaseRepresentation
bin1110001100000101100…
…00110010101001100100
31201121101110112210200201
413012002300302221210
530441422413223100
61011544351320244
750136220153411
oct7060260625144
91647343483621
10487525132900
11178838256183
127a59b220084
1336c867c0a00
141984c513108
15ca3586136a
hex7182c32a64

487525132900 has 243 divisors, whose sum is σ = 1183222562529. Its totient is φ = 174278208000.

The previous prime is 487525132883. The next prime is 487525132909. The reversal of 487525132900 is 9231525784.

The square root of 487525132900 is 698230.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 441818113636 + 45707019264 = 664694^2 + 213792^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (487525132909) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3721565835 + ... + 3721565965.

Almost surely, 2487525132900 is an apocalyptic number.

487525132900 is the 698230-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487525132900

487525132900 is an abundant number, since it is smaller than the sum of its proper divisors (695697429629).

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

487525132900 is a wasteful number, since it uses less digits than its factorization.

487525132900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 487525132900 in words is "four hundred eighty-seven billion, five hundred twenty-five million, one hundred thirty-two thousand, nine hundred".