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93124223131 = 278549334319
BaseRepresentation
bin101011010111010100…
…0101110000010011011
322220100222122200120011
41112232220232002123
53011204300120011
6110440343142351
76504463556542
oct1265650560233
9286328580504
1093124223131
1136548218185
121606b1449b7
138a2117ba14
144715bdd159
1526507ac621
hex15aea2e09b

93124223131 has 4 divisors (see below), whose sum is σ = 93124836000. Its totient is φ = 93123610264.

The previous prime is 93124223077. The next prime is 93124223207. The reversal of 93124223131 is 13132242139.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 93124223131 - 223 = 93115834523 is a prime.

It is a super-2 number, since 2×931242231312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93124223093 and 93124223102.

It is not an unprimeable number, because it can be changed into a prime (93124293131) 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 3 ways as a sum of consecutive naturals, for example, 111390 + ... + 445708.

It is an arithmetic number, because the mean of its divisors is an integer number (23281209000).

Almost surely, 293124223131 is an apocalyptic number.

93124223131 is a deficient number, since it is larger than the sum of its proper divisors (612869).

93124223131 is a wasteful number, since it uses less digits than its factorization.

93124223131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612868.

The product of its digits is 7776, while the sum is 31.

The spelling of 93124223131 in words is "ninety-three billion, one hundred twenty-four million, two hundred twenty-three thousand, one hundred thirty-one".

Divisors: 1 278549 334319 93124223131