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57154741 = 722735969
BaseRepresentation
bin1101101000000…
…1110010110101
310222112202120021
43122001302311
5104112422431
65401005141
71262543620
oct332016265
9128482507
1057154741
112a298226
12171837b1
13bac1b97
14783adb7
15503eb11
hex3681cb5

57154741 has 8 divisors (see below), whose sum is σ = 65609280. Its totient is φ = 48772608.

The previous prime is 57154711. The next prime is 57154777. The reversal of 57154741 is 14745175.

57154741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57154741 - 25 = 57154709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57154697 and 57154706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57154711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16396 + ... + 19573.

It is an arithmetic number, because the mean of its divisors is an integer number (8201160).

Almost surely, 257154741 is an apocalyptic number.

It is an amenable number.

57154741 is a deficient number, since it is larger than the sum of its proper divisors (8454539).

57154741 is a wasteful number, since it uses less digits than its factorization.

57154741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36203.

The product of its digits is 19600, while the sum is 34.

The square root of 57154741 is about 7560.0754625863. The cubic root of 57154741 is about 385.1980563015.

The spelling of 57154741 in words is "fifty-seven million, one hundred fifty-four thousand, seven hundred forty-one".

Divisors: 1 7 227 1589 35969 251783 8164963 57154741