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63243424 = 251976357
BaseRepresentation
bin1111000101000…
…0010010100000
311102000002200001
43301100102200
5112142242144
610135305344
71365363106
oct361202240
9142002601
1063243424
11327767a2
121921b254
131014435a
148583c76
155843bd4
hex3c504a0

63243424 has 12 divisors (see below), whose sum is σ = 124510554. Its totient is φ = 31621696.

The previous prime is 63243421. The next prime is 63243431. The reversal of 63243424 is 42434236.

It can be written as a sum of positive squares in only one way, i.e., 59783824 + 3459600 = 7732^2 + 1860^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63243392 and 63243401.

It is not an unprimeable number, because it can be changed into a prime (63243421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 988147 + ... + 988210.

Almost surely, 263243424 is an apocalyptic number.

It is an amenable number.

63243424 is a deficient number, since it is larger than the sum of its proper divisors (61267130).

63243424 is a wasteful number, since it uses less digits than its factorization.

63243424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1976367 (or 1976359 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

The square root of 63243424 is about 7952.5734199692. The cubic root of 63243424 is about 398.4175478688.

It can be divided in two parts, 6324342 and 4, that added together give a triangular number (6324346 = T3556).

The spelling of 63243424 in words is "sixty-three million, two hundred forty-three thousand, four hundred twenty-four".

Divisors: 1 2 4 8 16 32 1976357 3952714 7905428 15810856 31621712 63243424