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57068983 = 173356999
BaseRepresentation
bin1101100110110…
…0110110110111
310222101101221001
43121230312313
5104102201413
65355104131
71262035606
oct331546667
9128341831
1057068983
112a239854
1217142047
13ba91b3a
147817a3d
1550244dd
hex366cdb7

57068983 has 4 divisors (see below), whose sum is σ = 60426000. Its totient is φ = 53711968.

The previous prime is 57068953. The next prime is 57068987. The reversal of 57068983 is 38986075.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57068983 - 29 = 57068471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57068987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1678483 + ... + 1678516.

It is an arithmetic number, because the mean of its divisors is an integer number (15106500).

Almost surely, 257068983 is an apocalyptic number.

57068983 is a deficient number, since it is larger than the sum of its proper divisors (3357017).

57068983 is a wasteful number, since it uses less digits than its factorization.

57068983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357016.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 57068983 is about 7554.4015646509. The cubic root of 57068983 is about 385.0053026762.

The spelling of 57068983 in words is "fifty-seven million, sixty-eight thousand, nine hundred eighty-three".

Divisors: 1 17 3356999 57068983