Base | Representation |
---|---|
bin | 11100011111010110… |
… | …110110010101000111 |
3 | 2220221221002102100001 |
4 | 130133112312111013 |
5 | 1000122224320341 |
6 | 22015300102131 |
7 | 2132032654432 |
oct | 343726662507 |
9 | 86857072301 |
10 | 30590854471 |
11 | 11a78815811 |
12 | 5b18994947 |
13 | 2b6690b028 |
14 | 16a2ad0819 |
15 | be093bd31 |
hex | 71f5b6547 |
30590854471 has 4 divisors (see below), whose sum is σ = 30658986000. Its totient is φ = 30522722944.
The previous prime is 30590854429. The next prime is 30590854477. The reversal of 30590854471 is 17445809503.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30590854471 - 29 = 30590853959 is a prime.
It is a super-3 number, since 3×305908544713 (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 (30590854477) 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, 34065091 + ... + 34065988.
It is an arithmetic number, because the mean of its divisors is an integer number (7664746500).
Almost surely, 230590854471 is an apocalyptic number.
30590854471 is a deficient number, since it is larger than the sum of its proper divisors (68131529).
30590854471 is an equidigital number, since it uses as much as digits as its factorization.
30590854471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68131528.
The product of its (nonzero) digits is 604800, while the sum is 46.
The spelling of 30590854471 in words is "thirty billion, five hundred ninety million, eight hundred fifty-four thousand, four hundred seventy-one".
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