Base | Representation |
---|---|
bin | 11100001000001001… |
… | …110110110010100111 |
3 | 2212221210120211212222 |
4 | 130020021312302213 |
5 | 443323100310034 |
6 | 21512512302555 |
7 | 2116265062556 |
oct | 341011666247 |
9 | 85853524788 |
10 | 30201572519 |
11 | 11899000498 |
12 | 5a2a541a5b |
13 | 2b04080091 |
14 | 1667119d9d |
15 | bbb69412e |
hex | 708276ca7 |
30201572519 has 2 divisors, whose sum is σ = 30201572520. Its totient is φ = 30201572518.
The previous prime is 30201572491. The next prime is 30201572543. The reversal of 30201572519 is 91527510203.
It is a strong prime.
It is an emirp because it is prime and its reverse (91527510203) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30201572519 is a prime.
It is a super-2 number, since 2×302015725192 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30201572549) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15100786259 + 15100786260.
It is an arithmetic number, because the mean of its divisors is an integer number (15100786260).
Almost surely, 230201572519 is an apocalyptic number.
30201572519 is a deficient number, since it is larger than the sum of its proper divisors (1).
30201572519 is an equidigital number, since it uses as much as digits as its factorization.
30201572519 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18900, while the sum is 35.
The spelling of 30201572519 in words is "thirty billion, two hundred one million, five hundred seventy-two thousand, five hundred nineteen".
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