Base | Representation |
---|---|
bin | 11100111000010111… |
… | …000100110100010011 |
3 | 2222001011102201002002 |
4 | 130320113010310103 |
5 | 1002002122003321 |
6 | 22125043144215 |
7 | 2145315401540 |
oct | 347027046423 |
9 | 88034381062 |
10 | 31010344211 |
11 | 12173592650 |
12 | 601537506b |
13 | 2c027b4702 |
14 | 17026c9bc7 |
15 | c176a020b |
hex | 7385c4d13 |
31010344211 has 32 divisors (see below), whose sum is σ = 39137527296. Its totient is φ = 23868000000.
The previous prime is 31010344153. The next prime is 31010344217. The reversal of 31010344211 is 11244301013.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31010344211 is a prime.
31010344211 is a modest number, since divided by 344211 gives 31010 as remainder.
It is not an unprimeable number, because it can be changed into a prime (31010344217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3440711 + ... + 3449711.
It is an arithmetic number, because the mean of its divisors is an integer number (1223047728).
Almost surely, 231010344211 is an apocalyptic number.
31010344211 is a deficient number, since it is larger than the sum of its proper divisors (8127183085).
31010344211 is a wasteful number, since it uses less digits than its factorization.
31010344211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9563.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 31010344211 its reverse (11244301013), we get a palindrome (42254645224).
The spelling of 31010344211 in words is "thirty-one billion, ten million, three hundred forty-four thousand, two hundred eleven".
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