Search a number
-
+
30241232123101 = 211143323374991
BaseRepresentation
bin1101110000001000101011…
…11001011111010011011101
310222002000220110111022121221
412320010111321133103131
512430433020410414401
6144152344044453341
76240566631532516
oct670042571372335
9128060813438557
1030241232123101
1196aa26416764a
123484b5354a251
1313b4974b715ac
1476797d52ba0d
1537699ceb87a1
hex1b8115e5f4dd

30241232123101 has 4 divisors (see below), whose sum is σ = 30384555498304. Its totient is φ = 30097908747900.

The previous prime is 30241232123087. The next prime is 30241232123143. The reversal of 30241232123101 is 10132123214203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30241232123101 - 27 = 30241232122973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30241232123171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71661687285 + ... + 71661687706.

It is an arithmetic number, because the mean of its divisors is an integer number (7596138874576).

Almost surely, 230241232123101 is an apocalyptic number.

It is an amenable number.

30241232123101 is a deficient number, since it is larger than the sum of its proper divisors (143323375203).

30241232123101 is a wasteful number, since it uses less digits than its factorization.

30241232123101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143323375202.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 30241232123101 its reverse (10132123214203), we get a palindrome (40373355337304).

The spelling of 30241232123101 in words is "thirty trillion, two hundred forty-one billion, two hundred thirty-two million, one hundred twenty-three thousand, one hundred one".

Divisors: 1 211 143323374991 30241232123101