Search a number
-
+
76101212101 = 349280177849
BaseRepresentation
bin100011011011111111…
…1000101011111000101
321021102121212010110011
41012313333011133011
52221323402241401
654543241030221
75332600426015
oct1066777053705
9237377763404
1076101212101
112a302172022
12128ba185371
13723a48c825
14397d04dc45
151ea608c451
hex11b7fc57c5

76101212101 has 8 divisors (see below), whose sum is σ = 76347495000. Its totient is φ = 75855091200.

The previous prime is 76101212081. The next prime is 76101212149. The reversal of 76101212101 is 10121210167.

It can be written as a sum of positive squares in 4 ways, for example, as 7682347201 + 68418864900 = 87649^2 + 261570^2 .

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 76101212101 - 27 = 76101211973 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76101212401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938625 + ... + 1016473.

It is an arithmetic number, because the mean of its divisors is an integer number (9543436875).

Almost surely, 276101212101 is an apocalyptic number.

It is an amenable number.

76101212101 is a deficient number, since it is larger than the sum of its proper divisors (246282899).

76101212101 is a wasteful number, since it uses less digits than its factorization.

76101212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80999.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 76101212101 its reverse (10121210167), we get a palindrome (86222422268).

The spelling of 76101212101 in words is "seventy-six billion, one hundred one million, two hundred twelve thousand, one hundred one".

Divisors: 1 349 2801 77849 977549 27169301 218055049 76101212101