Base | Representation |
---|---|
bin | 11001000101110100… |
… | …11011001101010111 |
3 | 1021202210101120022212 |
4 | 30202322123031113 |
5 | 210041441034111 |
6 | 10104402344035 |
7 | 654546401516 |
oct | 144272331527 |
9 | 37683346285 |
10 | 13470643031 |
11 | 579291053a |
12 | 273b35b01b |
13 | 1368a486c1 |
14 | 91b07c67d |
15 | 53c91b98b |
hex | 322e9b357 |
13470643031 has 8 divisors (see below), whose sum is σ = 13565854080. Its totient is φ = 13375654072.
The previous prime is 13470642973. The next prime is 13470643037. The reversal of 13470643031 is 13034607431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13470643031 - 214 = 13470626647 is a prime.
It is a super-3 number, since 3×134706430313 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13470643037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67166 + ... + 177348.
It is an arithmetic number, because the mean of its divisors is an integer number (1695731760).
Almost surely, 213470643031 is an apocalyptic number.
13470643031 is a deficient number, since it is larger than the sum of its proper divisors (95211049).
13470643031 is a wasteful number, since it uses less digits than its factorization.
13470643031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111045.
The product of its (nonzero) digits is 18144, while the sum is 32.
The spelling of 13470643031 in words is "thirteen billion, four hundred seventy million, six hundred forty-three thousand, thirty-one".
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