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55959643 is a prime number
BaseRepresentation
bin1101010101111…
…0000001011011
310220022001012101
43111132001123
5103311202033
65315224231
71246435435
oct325360133
9126261171
1055959643
1129651343
12168a8077
13b793c1c
147609655
154da597d
hex355e05b

55959643 has 2 divisors, whose sum is σ = 55959644. Its totient is φ = 55959642.

The previous prime is 55959611. The next prime is 55959661. The reversal of 55959643 is 34695955.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55959643 - 25 = 55959611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55959593 and 55959602.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27979821 + 27979822.

It is an arithmetic number, because the mean of its divisors is an integer number (27979822).

Almost surely, 255959643 is an apocalyptic number.

55959643 is a deficient number, since it is larger than the sum of its proper divisors (1).

55959643 is an equidigital number, since it uses as much as digits as its factorization.

55959643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 729000, while the sum is 46.

The square root of 55959643 is about 7480.6178220786. The cubic root of 55959643 is about 382.4943095114.

The spelling of 55959643 in words is "fifty-five million, nine hundred fifty-nine thousand, six hundred forty-three".