Base | Representation |
---|---|
bin | 11100000001100010… |
… | …000110010101000011 |
3 | 2212200001120010100110 |
4 | 130001202012111003 |
5 | 443111131041412 |
6 | 21453503322403 |
7 | 2113445630442 |
oct | 340142062503 |
9 | 85601503313 |
10 | 30090487107 |
11 | 1184132836a |
12 | 59b92b0403 |
13 | 2ab7057975 |
14 | 1656480d59 |
15 | bb1a4ed3c |
hex | 701886543 |
30090487107 has 16 divisors (see below), whose sum is σ = 40247148032. Its totient is φ = 19997176320.
The previous prime is 30090487051. The next prime is 30090487109. The reversal of 30090487107 is 70178409003.
It is not a de Polignac number, because 30090487107 - 211 = 30090485059 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30090487109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1246482 + ... + 1270392.
It is an arithmetic number, because the mean of its divisors is an integer number (2515446752).
Almost surely, 230090487107 is an apocalyptic number.
30090487107 is a deficient number, since it is larger than the sum of its proper divisors (10156660925).
30090487107 is a wasteful number, since it uses less digits than its factorization.
30090487107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25218.
The product of its (nonzero) digits is 42336, while the sum is 39.
The spelling of 30090487107 in words is "thirty billion, ninety million, four hundred eighty-seven thousand, one hundred seven".
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