Search a number
-
+
57060814 = 228530407
BaseRepresentation
bin1101100110101…
…0110111001110
310222100222201111
43121222313032
5104101421224
65355002234
71262003026
oct331526716
9128328644
1057060814
112a2336a8
121713937a
13ba8b1c5
147814a86
155021d94
hex366adce

57060814 has 4 divisors (see below), whose sum is σ = 85591224. Its totient is φ = 28530406.

The previous prime is 57060811. The next prime is 57060827. The reversal of 57060814 is 41806075.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57060811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14265202 + ... + 14265205.

It is an arithmetic number, because the mean of its divisors is an integer number (21397806).

Almost surely, 257060814 is an apocalyptic number.

57060814 is a deficient number, since it is larger than the sum of its proper divisors (28530410).

57060814 is a wasteful number, since it uses less digits than its factorization.

57060814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28530409.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 57060814 is about 7553.8608671328. The cubic root of 57060814 is about 384.9869315854.

Adding to 57060814 its reverse (41806075), we get a palindrome (98866889).

The spelling of 57060814 in words is "fifty-seven million, sixty thousand, eight hundred fourteen".

Divisors: 1 2 28530407 57060814