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63423248 = 247280897
BaseRepresentation
bin1111000111110…
…0001100010000
311102100020100012
43301330030100
5112214020443
610143214052
71400042300
oct361741420
9142306305
1063423248
1132889909
12192a7328
13101a8165
1485cd600
15587c118
hex3c7c310

63423248 has 30 divisors (see below), whose sum is σ = 142946766. Its totient is φ = 27181056.

The previous prime is 63423211. The next prime is 63423251. The reversal of 63423248 is 84232436.

It can be written as a sum of positive squares in only one way, i.e., 61905424 + 1517824 = 7868^2 + 1232^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39665 + ... + 41232.

Almost surely, 263423248 is an apocalyptic number.

It is an amenable number.

63423248 is an abundant number, since it is smaller than the sum of its proper divisors (79523518).

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

63423248 is a wasteful number, since it uses less digits than its factorization.

63423248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80919 (or 80906 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 63423248 is about 7963.8714203583. The cubic root of 63423248 is about 398.7948057473.

The spelling of 63423248 in words is "sixty-three million, four hundred twenty-three thousand, two hundred forty-eight".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 80897 161794 323588 566279 647176 1132558 1294352 2265116 3963953 4530232 7927906 9060464 15855812 31711624 63423248