Base | Representation |
---|---|
bin | 1110000110110011011111… |
… | …11101001001011110110110 |
3 | 11001211111101100020110020102 |
4 | 13003121233331021132312 |
5 | 13031213212310043220 |
6 | 145550241342434102 |
7 | 6351062535311225 |
oct | 703315775113666 |
9 | 131744340213212 |
10 | 31020132112310 |
11 | 997a62297a9a0 |
12 | 358baab592932 |
13 | 144025558a783 |
14 | 79354d468cbc |
15 | 38bd88ba5775 |
hex | 1c366ff497b6 |
31020132112310 has 16 divisors (see below), whose sum is σ = 60912259420752. Its totient is φ = 11280048040800.
The previous prime is 31020132112283. The next prime is 31020132112369. The reversal of 31020132112310 is 1321123102013.
It is a happy number.
It is a super-2 number, since 2×310201321123102 (a number of 28 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141000600401 + ... + 141000600620.
It is an arithmetic number, because the mean of its divisors is an integer number (3807016213797).
Almost surely, 231020132112310 is an apocalyptic number.
31020132112310 is a deficient number, since it is larger than the sum of its proper divisors (29892127308442).
31020132112310 is a wasteful number, since it uses less digits than its factorization.
31020132112310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282001201039.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 31020132112310 its reverse (1321123102013), we get a palindrome (32341255214323).
The spelling of 31020132112310 in words is "thirty-one trillion, twenty billion, one hundred thirty-two million, one hundred twelve thousand, three hundred ten".
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