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2110030131 = 31163940307
BaseRepresentation
bin111110111000100…
…1000000100110011
312110001101122012010
41331301020010303
513310131431011
6545213134003
7103200650226
oct17561100463
95401348163
102110030131
11993069960
124aa78a303
132781c0351
1416033b5bd
15c53991a6
hex7dc48133

2110030131 has 8 divisors (see below), whose sum is σ = 3069134784. Its totient is φ = 1278806120.

The previous prime is 2110030127. The next prime is 2110030177. The reversal of 2110030131 is 1310300112.

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 2110030131 - 22 = 2110030127 is a prime.

It is a super-3 number, since 3×21100301313 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2110030121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31970121 + ... + 31970186.

It is an arithmetic number, because the mean of its divisors is an integer number (383641848).

Almost surely, 22110030131 is an apocalyptic number.

2110030131 is a deficient number, since it is larger than the sum of its proper divisors (959104653).

2110030131 is a wasteful number, since it uses less digits than its factorization.

2110030131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63940321.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 2110030131 is about 45935.0642864468. The cubic root of 2110030131 is about 1282.6147176129.

Adding to 2110030131 its reverse (1310300112), we get a palindrome (3420330243).

The spelling of 2110030131 in words is "two billion, one hundred ten million, thirty thousand, one hundred thirty-one".

Divisors: 1 3 11 33 63940307 191820921 703343377 2110030131