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57433241 = 421136421
BaseRepresentation
bin1101101100010…
…1110010011001
311000001220121002
43123011302121
5104200330431
65410554345
71265113565
oct333056231
9130056532
1057433241
112a468498
12172989b5
13bb8b888
1478b06a5
1550973cb
hex36c5c99

57433241 has 4 divisors (see below), whose sum is σ = 57570084. Its totient is φ = 57296400.

The previous prime is 57433223. The next prime is 57433273. The reversal of 57433241 is 14233475.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1243225 + 56190016 = 1115^2 + 7496^2 .

It is a cyclic number.

It is not a de Polignac number, because 57433241 - 214 = 57416857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57432241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67790 + ... + 68631.

It is an arithmetic number, because the mean of its divisors is an integer number (14392521).

Almost surely, 257433241 is an apocalyptic number.

It is an amenable number.

57433241 is a deficient number, since it is larger than the sum of its proper divisors (136843).

57433241 is a wasteful number, since it uses less digits than its factorization.

57433241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136842.

The product of its digits is 10080, while the sum is 29.

The square root of 57433241 is about 7578.4722075099. The cubic root of 57433241 is about 385.8226990503.

The spelling of 57433241 in words is "fifty-seven million, four hundred thirty-three thousand, two hundred forty-one".

Divisors: 1 421 136421 57433241