Base | Representation |
---|---|
bin | 1110000110111000110111… |
… | …00100011010111011100010 |
3 | 11001211202210222221220210011 |
4 | 13003130123210122323202 |
5 | 13031240111343430310 |
6 | 145551435153555134 |
7 | 6351224066145403 |
oct | 703343344327342 |
9 | 131752728856704 |
10 | 31023011311330 |
11 | 9980870131815 |
12 | 3590573875aaa |
13 | 14405c3c2762c |
14 | 7937439c79aa |
15 | 38bea683678a |
hex | 1c371b91aee2 |
31023011311330 has 8 divisors (see below), whose sum is σ = 55841420360412. Its totient is φ = 12409204524528.
The previous prime is 31023011311213. The next prime is 31023011311333. The reversal of 31023011311330 is 3311311032013.
It can be written as a sum of positive squares in 2 ways, for example, as 29246993986401 + 1776017324929 = 5408049^2 + 1332673^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (31023011311333) 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, 1551150565557 + ... + 1551150565576.
Almost surely, 231023011311330 is an apocalyptic number.
31023011311330 is a deficient number, since it is larger than the sum of its proper divisors (24818409049082).
31023011311330 is a wasteful number, since it uses less digits than its factorization.
31023011311330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3102301131140.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 31023011311330 its reverse (3311311032013), we get a palindrome (34334322343343).
The spelling of 31023011311330 in words is "thirty-one trillion, twenty-three billion, eleven million, three hundred eleven thousand, three hundred thirty".
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