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487245604 = 221131077977
BaseRepresentation
bin11101000010101…
…100011100100100
31020221211122022111
4131002230130210
51444213324404
6120203210404
715034343056
oct3502543444
91227748274
10487245604
1123004591a
12117216a04
1379c3a911
14489d58d6
152cb99104
hex1d0ac724

487245604 has 12 divisors (see below), whose sum is σ = 860226444. Its totient is φ = 241466624.

The previous prime is 487245601. The next prime is 487245611. The reversal of 487245604 is 406542784.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 129960000 + 357285604 = 11400^2 + 18902^2 .

It is not an unprimeable number, because it can be changed into a prime (487245601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538537 + ... + 539440.

It is an arithmetic number, because the mean of its divisors is an integer number (71685537).

Almost surely, 2487245604 is an apocalyptic number.

It is an amenable number.

487245604 is a deficient number, since it is larger than the sum of its proper divisors (372980840).

487245604 is a wasteful number, since it uses less digits than its factorization.

487245604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078094 (or 1078092 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 40.

The square root of 487245604 is about 22073.6404790873. The cubic root of 487245604 is about 786.8935337088.

The spelling of 487245604 in words is "four hundred eighty-seven million, two hundred forty-five thousand, six hundred four".

Divisors: 1 2 4 113 226 452 1077977 2155954 4311908 121811401 243622802 487245604