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57409083 = 326378787
BaseRepresentation
bin1101101011111…
…1111000111011
311000000200110100
43122333320323
5104144042313
65410250443
71264653264
oct332777073
9130020410
1057409083
112a451326
1217286a23
13bb80894
1478a596b
155090173
hex36bfe3b

57409083 has 6 divisors (see below), whose sum is σ = 82924244. Its totient is φ = 38272716.

The previous prime is 57409057. The next prime is 57409133. The reversal of 57409083 is 38090475.

57409083 is a `hidden beast` number, since 574 + 0 + 9 + 0 + 83 = 666.

It is not a de Polignac number, because 57409083 - 210 = 57408059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57401083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3189385 + ... + 3189402.

Almost surely, 257409083 is an apocalyptic number.

57409083 is a deficient number, since it is larger than the sum of its proper divisors (25515161).

57409083 is a wasteful number, since it uses less digits than its factorization.

57409083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6378793 (or 6378790 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 57409083 is about 7576.8781829986. The cubic root of 57409083 is about 385.7685955860.

The spelling of 57409083 in words is "fifty-seven million, four hundred nine thousand, eighty-three".

Divisors: 1 3 9 6378787 19136361 57409083