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63480068 = 2215870017
BaseRepresentation
bin1111001000101…
…0000100000100
311102110010021122
43302022010010
5112222330233
610144333112
71400400041
oct362120404
9142403248
1063480068
1132918573
1219314198
13101c7c92
1486061c8
15588dd98
hex3c8a104

63480068 has 6 divisors (see below), whose sum is σ = 111090126. Its totient is φ = 31740032.

The previous prime is 63480059. The next prime is 63480071. The reversal of 63480068 is 86008436.

It can be written as a sum of positive squares in only one way, i.e., 58951684 + 4528384 = 7678^2 + 2128^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7935005 + ... + 7935012.

It is an arithmetic number, because the mean of its divisors is an integer number (18515021).

Almost surely, 263480068 is an apocalyptic number.

It is an amenable number.

63480068 is a deficient number, since it is larger than the sum of its proper divisors (47610058).

63480068 is a wasteful number, since it uses less digits than its factorization.

63480068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15870021 (or 15870019 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 63480068 is about 7967.4379821872. The cubic root of 63480068 is about 398.9138617621.

The spelling of 63480068 in words is "sixty-three million, four hundred eighty thousand, sixty-eight".

Divisors: 1 2 4 15870017 31740034 63480068