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55337768 = 236917221
BaseRepresentation
bin1101001100011…
…0001100101000
310212010110010222
43103012030220
5103131302033
65254025212
71241235413
oct323061450
9125113128
1055337768
11292670a2
1216648208
13b606b55
1474c6b7a
154cd1598
hex34c6328

55337768 has 8 divisors (see below), whose sum is σ = 103758330. Its totient is φ = 27668880.

The previous prime is 55337731. The next prime is 55337773. The reversal of 55337768 is 86773355.

It can be written as a sum of positive squares in only one way, i.e., 55323844 + 13924 = 7438^2 + 118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3458603 + ... + 3458618.

Almost surely, 255337768 is an apocalyptic number.

It is an amenable number.

55337768 is a deficient number, since it is larger than the sum of its proper divisors (48420562).

55337768 is a wasteful number, since it uses less digits than its factorization.

55337768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6917227 (or 6917223 counting only the distinct ones).

The product of its digits is 529200, while the sum is 44.

The square root of 55337768 is about 7438.9359454158. The cubic root of 55337768 is about 381.0721521833.

The spelling of 55337768 in words is "fifty-five million, three hundred thirty-seven thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 6917221 13834442 27668884 55337768