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63234457 = 11132291931
BaseRepresentation
bin1111000100111…
…0000110011001
311101222122100221
43301032012121
5112142000312
610135200041
71365325006
oct361160631
9141878327
1063234457
113276aa90
1219216021
1310140250
1485808ad
155841207
hex3c4e199

63234457 has 16 divisors (see below), whose sum is σ = 74652480. Its totient is φ = 52804800.

The previous prime is 63234427. The next prime is 63234469. The reversal of 63234457 is 75443236.

63234457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 63234457 - 211 = 63232409 is a prime.

It is a super-3 number, since 3×632344573 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63234427) 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 15 ways as a sum of consecutive naturals, for example, 31782 + ... + 33712.

It is an arithmetic number, because the mean of its divisors is an integer number (4665780).

Almost surely, 263234457 is an apocalyptic number.

It is an amenable number.

63234457 is a deficient number, since it is larger than the sum of its proper divisors (11418023).

63234457 is a wasteful number, since it uses less digits than its factorization.

63234457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184.

The product of its digits is 60480, while the sum is 34.

The square root of 63234457 is about 7952.0096202155. The cubic root of 63234457 is about 398.3987170361.

The spelling of 63234457 in words is "sixty-three million, two hundred thirty-four thousand, four hundred fifty-seven".

Divisors: 1 11 13 143 229 1931 2519 2977 21241 25103 32747 276133 442199 4864189 5748587 63234457