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63304480 = 2553112763
BaseRepresentation
bin1111000101111…
…1001100100000
311102010012102101
43301133030200
5112201220410
610140500144
71366036111
oct361371440
9142105371
1063304480
1132808658
121924a654
1310166095
14859c208
155856d3a
hex3c5f320

63304480 has 48 divisors (see below), whose sum is σ = 154393344. Its totient is φ = 24503040.

The previous prime is 63304457. The next prime is 63304489. The reversal of 63304480 is 8440336.

63304480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (63304489) 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 7 ways as a sum of consecutive naturals, for example, 1422 + ... + 11341.

It is an arithmetic number, because the mean of its divisors is an integer number (3216528).

Almost surely, 263304480 is an apocalyptic number.

It is an amenable number.

63304480 is an abundant number, since it is smaller than the sum of its proper divisors (91088864).

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

63304480 is a wasteful number, since it uses less digits than its factorization.

63304480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12809 (or 12801 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 63304480 is about 7956.4112513117. The cubic root of 63304480 is about 398.5457190752.

The spelling of 63304480 in words is "sixty-three million, three hundred four thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 12763 25526 51052 63815 102104 127630 204208 255260 395653 408416 510520 791306 1021040 1582612 1978265 2042080 3165224 3956530 6330448 7913060 12660896 15826120 31652240 63304480