Base | Representation |
---|---|
bin | 11101001011101100… |
… | …010000100011111001 |
3 | 2222212202200212210110 |
4 | 131023230100203321 |
5 | 1003133133230231 |
6 | 22221150334533 |
7 | 2156334152553 |
oct | 351354204371 |
9 | 88782625713 |
10 | 31334664441 |
11 | 1231a6681a3 |
12 | 60a5aba449 |
13 | 2c54a49182 |
14 | 17337d04d3 |
15 | c35db5046 |
hex | 74bb108f9 |
31334664441 has 4 divisors (see below), whose sum is σ = 41779552592. Its totient is φ = 20889776292.
The previous prime is 31334664337. The next prime is 31334664457. The reversal of 31334664441 is 14446643313.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 31334664441 - 229 = 30797793529 is a prime.
It is a super-2 number, since 2×313346644412 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31334664441.
It is not an unprimeable number, because it can be changed into a prime (31334664041) 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, 5222444071 + ... + 5222444076.
It is an arithmetic number, because the mean of its divisors is an integer number (10444888148).
Almost surely, 231334664441 is an apocalyptic number.
It is an amenable number.
31334664441 is a deficient number, since it is larger than the sum of its proper divisors (10444888151).
31334664441 is a wasteful number, since it uses less digits than its factorization.
31334664441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10444888150.
The product of its digits is 248832, while the sum is 39.
The spelling of 31334664441 in words is "thirty-one billion, three hundred thirty-four million, six hundred sixty-four thousand, four hundred forty-one".
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