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53283668 = 2231431997
BaseRepresentation
bin1100101101000…
…0101101010100
310201021002110012
43023100231110
5102120034133
65142015352
71214621654
oct313205524
9121232405
1053283668
1128093899
1215a17558
13b067bc9
147110364
154a27b48
hex32d0b54

53283668 has 24 divisors (see below), whose sum is σ = 96574464. Its totient is φ = 25696800.

The previous prime is 53283623. The next prime is 53283673. The reversal of 53283668 is 86638235.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52946 + ... + 53942.

It is an arithmetic number, because the mean of its divisors is an integer number (4023936).

Almost surely, 253283668 is an apocalyptic number.

It is an amenable number.

53283668 is a deficient number, since it is larger than the sum of its proper divisors (43290796).

53283668 is a wasteful number, since it uses less digits than its factorization.

53283668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463 (or 1461 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 53283668 is about 7299.5662884859. The cubic root of 53283668 is about 376.2975330947.

The spelling of 53283668 in words is "fifty-three million, two hundred eighty-three thousand, six hundred sixty-eight".

Divisors: 1 2 4 31 62 124 431 862 997 1724 1994 3988 13361 26722 30907 53444 61814 123628 429707 859414 1718828 13320917 26641834 53283668