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57703141 = 163354007
BaseRepresentation
bin1101110000011…
…1101011100101
311000120121211101
43130013223211
5104233000031
65420440101
71300316506
oct334075345
9130517741
1057703141
112a632251
12173a9031
13bc54692
147940bad
1550ec361
hex3707ae5

57703141 has 4 divisors (see below), whose sum is σ = 58057312. Its totient is φ = 57348972.

The previous prime is 57703123. The next prime is 57703153. The reversal of 57703141 is 14130775.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57703141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57703181) 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, 176841 + ... + 177166.

It is an arithmetic number, because the mean of its divisors is an integer number (14514328).

Almost surely, 257703141 is an apocalyptic number.

It is an amenable number.

57703141 is a deficient number, since it is larger than the sum of its proper divisors (354171).

57703141 is a wasteful number, since it uses less digits than its factorization.

57703141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354170.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 57703141 is about 7596.2583552694. The cubic root of 57703141 is about 386.4261292158.

It can be divided in two parts, 5770 and 3141, that added together give a triangular number (8911 = T133).

The spelling of 57703141 in words is "fifty-seven million, seven hundred three thousand, one hundred forty-one".

Divisors: 1 163 354007 57703141