Search a number
-
+
64741053 = 3137921013
BaseRepresentation
bin1111011011110…
…1111010111101
311111211012000210
43312331322331
5113033203203
610231343033
71414201266
oct366757275
9144735023
1064741053
11335a9a03
1219821a79
1310549c20
14885396d
155a3c803
hex3dbdebd

64741053 has 16 divisors (see below), whose sum is σ = 94142720. Its totient is φ = 39334464.

The previous prime is 64741013. The next prime is 64741073. The reversal of 64741053 is 35014746.

It is not a de Polignac number, because 64741053 - 214 = 64724669 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 64741053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64741013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7426 + ... + 13587.

It is an arithmetic number, because the mean of its divisors is an integer number (5883920).

Almost surely, 264741053 is an apocalyptic number.

It is an amenable number.

64741053 is a deficient number, since it is larger than the sum of its proper divisors (29401667).

64741053 is a wasteful number, since it uses less digits than its factorization.

64741053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21108.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 64741053 is about 8046.1825109800. The cubic root of 64741053 is about 401.5379396920.

Adding to 64741053 its reverse (35014746), we get a palindrome (99755799).

The spelling of 64741053 in words is "sixty-four million, seven hundred forty-one thousand, fifty-three".

Divisors: 1 3 13 39 79 237 1027 3081 21013 63039 273169 819507 1660027 4980081 21580351 64741053