Base | Representation |
---|---|
bin | 1110001101000010000100… |
… | …10101100101001100011101 |
3 | 11002120221201012001001011010 |
4 | 13012201002111211030131 |
5 | 13043214431433131031 |
6 | 150232430541245433 |
7 | 6402406330044120 |
oct | 706410225451435 |
9 | 132527635031133 |
10 | 31234115130141 |
11 | 9a5234a7a0380 |
12 | 3605469b63879 |
13 | 1457497820ba1 |
14 | 79da4c6823b7 |
15 | 39270ea06246 |
hex | 1c684256531d |
31234115130141 has 64 divisors (see below), whose sum is σ = 53210329804800. Its totient is φ = 15823132531200.
The previous prime is 31234115130109. The next prime is 31234115130143. The reversal of 31234115130141 is 14103151143213.
It is a happy number.
It is not a de Polignac number, because 31234115130141 - 25 = 31234115130109 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31234115130099 and 31234115130108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31234115130143) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21936000 + ... + 23316438.
It is an arithmetic number, because the mean of its divisors is an integer number (831411403200).
Almost surely, 231234115130141 is an apocalyptic number.
It is an amenable number.
31234115130141 is a deficient number, since it is larger than the sum of its proper divisors (21976214674659).
31234115130141 is a wasteful number, since it uses less digits than its factorization.
31234115130141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1382890.
The product of its (nonzero) digits is 4320, while the sum is 30.
Adding to 31234115130141 its reverse (14103151143213), we get a palindrome (45337266273354).
The spelling of 31234115130141 in words is "thirty-one trillion, two hundred thirty-four billion, one hundred fifteen million, one hundred thirty thousand, one hundred forty-one".
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