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57067241 = 7111922053
BaseRepresentation
bin1101100110110…
…0011011101001
310222101022112112
43121230123221
5104102122431
65355052105
71262030540
oct331543351
9128338475
1057067241
112a238510
1217141035
13ba910ca
147817157
155023c2b
hex366c6e9

57067241 has 24 divisors (see below), whose sum is σ = 75127104. Its totient is φ = 42107040.

The previous prime is 57067223. The next prime is 57067289. The reversal of 57067241 is 14276075.

It is not a de Polignac number, because 57067241 - 26 = 57067177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 57067198 and 57067207.

It is not an unprimeable number, because it can be changed into a prime (57067211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26771 + ... + 28823.

It is an arithmetic number, because the mean of its divisors is an integer number (3130296).

Almost surely, 257067241 is an apocalyptic number.

It is an amenable number.

57067241 is a deficient number, since it is larger than the sum of its proper divisors (18059863).

57067241 is a wasteful number, since it uses less digits than its factorization.

57067241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109 (or 2090 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 57067241 is about 7554.2862667495. The cubic root of 57067241 is about 385.0013852764.

The spelling of 57067241 in words is "fifty-seven million, sixty-seven thousand, two hundred forty-one".

Divisors: 1 7 11 19 77 133 209 361 1463 2053 2527 3971 14371 22583 27797 39007 158081 273049 429077 741133 3003539 5187931 8152463 57067241