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57482929 = 721173121
BaseRepresentation
bin1101101101000…
…1111010110001
311000011102202101
43123101322301
5104203423204
65412020401
71265411500
oct333217261
9130142671
1057482929
112a4a1859
1217301701
13bba838a
1478c4837
1550a6ea4
hex36d1eb1

57482929 has 6 divisors (see below), whose sum is σ = 66867954. Its totient is φ = 49271040.

The previous prime is 57482921. The next prime is 57482963. The reversal of 57482929 is 92928475.

It can be written as a sum of positive squares in only one way, i.e., 42928704 + 14554225 = 6552^2 + 3815^2 .

It is not a de Polignac number, because 57482929 - 23 = 57482921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57482921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 586512 + ... + 586609.

It is an arithmetic number, because the mean of its divisors is an integer number (11144659).

Almost surely, 257482929 is an apocalyptic number.

It is an amenable number.

57482929 is a deficient number, since it is larger than the sum of its proper divisors (9385025).

57482929 is a wasteful number, since it uses less digits than its factorization.

57482929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173135 (or 1173128 counting only the distinct ones).

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

The square root of 57482929 is about 7581.7497320869. The cubic root of 57482929 is about 385.9339309903.

The spelling of 57482929 in words is "fifty-seven million, four hundred eighty-two thousand, nine hundred twenty-nine".

Divisors: 1 7 49 1173121 8211847 57482929