Base | Representation |
---|---|
bin | 11100101101000000… |
… | …100111110111101010 |
3 | 2221112220002121012202 |
4 | 130231000213313222 |
5 | 1001104344042343 |
6 | 22054121340202 |
7 | 2140513622246 |
oct | 345500476752 |
9 | 87486077182 |
10 | 30819909098 |
11 | 12086042960 |
12 | 5b81637662 |
13 | 2ba21c8c04 |
14 | 16c52b7426 |
15 | c05ad4db8 |
hex | 72d027dea |
30819909098 has 16 divisors (see below), whose sum is σ = 51040202976. Its totient is φ = 13840265040.
The previous prime is 30819909097. The next prime is 30819909137. The reversal of 30819909098 is 89090991803.
It is not an unprimeable number, because it can be changed into a prime (30819909091) 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, 8437361 + ... + 8441012.
It is an arithmetic number, because the mean of its divisors is an integer number (3190012686).
Almost surely, 230819909098 is an apocalyptic number.
30819909098 is a deficient number, since it is larger than the sum of its proper divisors (20220293878).
30819909098 is a wasteful number, since it uses less digits than its factorization.
30819909098 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16878469.
The product of its (nonzero) digits is 1259712, while the sum is 56.
The spelling of 30819909098 in words is "thirty billion, eight hundred nineteen million, nine hundred nine thousand, ninety-eight".
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