Search a number
-
+
2342121131 = 72143156131
BaseRepresentation
bin1000101110011001…
…1110111010101011
320001020010002012002
42023212132322223
514244040334011
61024223441215
7112016462330
oct21346367253
96036102162
102342121131
11aa20802a9
1255445620b
132b43022bc
141830b4987
15da941c3b
hex8b99eeab

2342121131 has 8 divisors (see below), whose sum is σ = 2677976064. Its totient is φ = 2006582760.

The previous prime is 2342121109. The next prime is 2342121139. The reversal of 2342121131 is 1311212432.

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

It is not a de Polignac number, because 2342121131 - 214 = 2342104747 is a prime.

It is a super-3 number, since 3×23421211313 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2342121139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63065 + ... + 93066.

It is an arithmetic number, because the mean of its divisors is an integer number (334747008).

Almost surely, 22342121131 is an apocalyptic number.

2342121131 is a deficient number, since it is larger than the sum of its proper divisors (335854933).

2342121131 is a wasteful number, since it uses less digits than its factorization.

2342121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158281.

The product of its digits is 288, while the sum is 20.

The square root of 2342121131 is about 48395.4660169731. The cubic root of 2342121131 is about 1328.0154189901.

Adding to 2342121131 its reverse (1311212432), we get a palindrome (3653333563).

The spelling of 2342121131 in words is "two billion, three hundred forty-two million, one hundred twenty-one thousand, one hundred thirty-one".

Divisors: 1 7 2143 15001 156131 1092917 334588733 2342121131