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63282025 = 52372432
BaseRepresentation
bin1111000101100…
…1101101101001
311102002001121201
43301121231221
5112200011100
610140204201
71365613462
oct361315551
9142061551
1063282025
11327a27a4
1219239661
1310158ab1
148593d69
15585036a
hex3c59b69

63282025 has 27 divisors (see below), whose sum is σ = 82566981. Its totient is φ = 48111840.

The previous prime is 63282019. The next prime is 63282029. The reversal of 63282025 is 52028236.

The square root of 63282025 is 7955.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 6007401 + 57274624 = 2451^2 + 7568^2 .

It is not a de Polignac number, because 63282025 - 217 = 63150953 is a prime.

It is a super-2 number, since 2×632820252 = 8009229376201250, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 63281984 and 63282002.

It is not an unprimeable number, because it can be changed into a prime (63282029) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1471654 + ... + 1471696.

Almost surely, 263282025 is an apocalyptic number.

63282025 is the 7955-th square number.

63282025 is the 3978-th centered octagonal number.

It is an amenable number.

63282025 is a deficient number, since it is larger than the sum of its proper divisors (19284956).

63282025 is an equidigital number, since it uses as much as digits as its factorization.

63282025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The cubic root of 63282025 is about 398.4985902228.

The spelling of 63282025 in words is "sixty-three million, two hundred eighty-two thousand, twenty-five".

Divisors: 1 5 25 37 43 185 215 925 1075 1369 1591 1849 6845 7955 9245 34225 39775 46225 58867 68413 294335 342065 1471675 1710325 2531281 12656405 63282025