Base | Representation |
---|---|
bin | 11100111010011110… |
… | …001100110100111011 |
3 | 2222010122002100021012 |
4 | 130322132030310323 |
5 | 1002040204011314 |
6 | 22132350304135 |
7 | 2146225442441 |
oct | 347236146473 |
9 | 88118070235 |
10 | 31045766459 |
11 | 12191586934 |
12 | 60251b804b |
13 | 2c09c37716 |
14 | 17072aab91 |
15 | c1a84a93e |
hex | 73a78cd3b |
31045766459 has 12 divisors (see below), whose sum is σ = 33551212656. Its totient is φ = 28671934368.
The previous prime is 31045766449. The next prime is 31045766461. The reversal of 31045766459 is 95466754013.
It is not a de Polignac number, because 31045766459 - 24 = 31045766443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31045766419) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 783164 + ... + 821849.
It is an arithmetic number, because the mean of its divisors is an integer number (2795934388).
Almost surely, 231045766459 is an apocalyptic number.
31045766459 is a deficient number, since it is larger than the sum of its proper divisors (2505446197).
31045766459 is a wasteful number, since it uses less digits than its factorization.
31045766459 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1605094 (or 1605065 counting only the distinct ones).
The product of its (nonzero) digits is 2721600, while the sum is 50.
The spelling of 31045766459 in words is "thirty-one billion, forty-five million, seven hundred sixty-six thousand, four hundred fifty-nine".
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