Base | Representation |
---|---|
bin | 11100100011001011… |
… | …111100110110100111 |
3 | 2221010101222202111202 |
4 | 130203023330312213 |
5 | 1000240201401341 |
6 | 22025513153115 |
7 | 2133443051153 |
oct | 344313746647 |
9 | 87111882452 |
10 | 30655106471 |
11 | 12001010240 |
12 | 5b363bb79b |
13 | 2b77016472 |
14 | 16ab458063 |
15 | be63ce79b |
hex | 7232fcda7 |
30655106471 has 8 divisors (see below), whose sum is σ = 33446456064. Its totient is φ = 27864510520.
The previous prime is 30655106459. The next prime is 30655106477. The reversal of 30655106471 is 17460155603.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30655106471 - 234 = 13475237287 is a prime.
It is a super-3 number, since 3×306551064713 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30655106477) 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, 101615 + ... + 267648.
It is an arithmetic number, because the mean of its divisors is an integer number (4180807008).
Almost surely, 230655106471 is an apocalyptic number.
30655106471 is a deficient number, since it is larger than the sum of its proper divisors (2791349593).
30655106471 is a wasteful number, since it uses less digits than its factorization.
30655106471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376821.
The product of its (nonzero) digits is 75600, while the sum is 38.
The spelling of 30655106471 in words is "thirty billion, six hundred fifty-five million, one hundred six thousand, four hundred seventy-one".
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