Base | Representation |
---|---|
bin | 1111011101101101000… |
… | …11000011100010001101 |
3 | 1212210111020202121002010 |
4 | 13232312203003202031 |
5 | 32201142431321422 |
6 | 1044032413451433 |
7 | 53250122152353 |
oct | 7566643034215 |
9 | 1783436677063 |
10 | 531343620237 |
11 | 195383692281 |
12 | 86b89aa0b79 |
13 | 3b14a9b1421 |
14 | 1ba07ca57d3 |
15 | dc4c6b6b0c |
hex | 7bb68c388d |
531343620237 has 8 divisors (see below), whose sum is σ = 708465061600. Its totient is φ = 354225629520.
The previous prime is 531343620187. The next prime is 531343620277. The reversal of 531343620237 is 732026343135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 531343620237 - 234 = 514163751053 is a prime.
It is a super-2 number, since 2×5313436202372 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 531343620195 and 531343620204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531343620277) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478987 + ... + 1136712.
It is an arithmetic number, because the mean of its divisors is an integer number (88558132700).
Almost surely, 2531343620237 is an apocalyptic number.
It is an amenable number.
531343620237 is a deficient number, since it is larger than the sum of its proper divisors (177121441363).
531343620237 is a wasteful number, since it uses less digits than its factorization.
531343620237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1725323.
The product of its (nonzero) digits is 272160, while the sum is 39.
The spelling of 531343620237 in words is "five hundred thirty-one billion, three hundred forty-three million, six hundred twenty thousand, two hundred thirty-seven".
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