Search a number
-
+
7138960027 = 53313430343
BaseRepresentation
bin1101010011000001…
…11110001010011011
3200102112012202002221
412221200332022123
5104110033210102
63140220404511
7341624105353
oct65140761233
920375182087
107138960027
113033836371
1214729a6737
1389a03ab04
144ba1adb63
152bbb17637
hex1a983e29b

7138960027 has 8 divisors (see below), whose sum is σ = 7296912864. Its totient is φ = 6981868608.

The previous prime is 7138960021. The next prime is 7138960039. The reversal of 7138960027 is 7200698317.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7138960027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7138960021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198583 + ... + 231760.

It is an arithmetic number, because the mean of its divisors is an integer number (912114108).

Almost surely, 27138960027 is an apocalyptic number.

7138960027 is a deficient number, since it is larger than the sum of its proper divisors (157952837).

7138960027 is a wasteful number, since it uses less digits than its factorization.

7138960027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430709.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 7138960027 is about 84492.3666788900. The cubic root of 7138960027 is about 1925.5064751096.

The spelling of 7138960027 in words is "seven billion, one hundred thirty-eight million, nine hundred sixty thousand, twenty-seven".

Divisors: 1 53 313 16589 430343 22808179 134697359 7138960027