Base | Representation |
---|---|
bin | 101110010011010000… |
… | …0101011110001100010 |
3 | 100111122110202010020200 |
4 | 1130212200223301202 |
5 | 3112113132144142 |
6 | 113402213250030 |
7 | 10116656013051 |
oct | 1344640536142 |
9 | 314573663220 |
10 | 99430349922 |
11 | 39193927612 |
12 | 1732b033916 |
13 | 94b77ac1a7 |
14 | 4b53538398 |
15 | 28be21464c |
hex | 172682bc62 |
99430349922 has 18 divisors (see below), whose sum is σ = 215435323467. Its totient is φ = 33143004036.
The previous prime is 99430349903. The next prime is 99430349923. The reversal of 99430349922 is 22994303499.
99430349922 is a `hidden beast` number, since 99 + 43 + 0 + 3 + 499 + 22 = 666.
It can be written as a sum of positive squares in only one way, i.e., 49715174961 + 49715174961 = 222969^2 + 222969^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=222969.
It is a super-2 number, since 2×994303499222 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (99430349923) 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 in 8 ways as a sum of consecutive naturals, for example, 1300653 + ... + 1374975.
Almost surely, 299430349922 is an apocalyptic number.
99430349922 is an abundant number, since it is smaller than the sum of its proper divisors (116004973545).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99430349922 is an frugal number, since it uses more digits than its factorization.
99430349922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148654 (or 74328 counting only the distinct ones).
The product of its (nonzero) digits is 3779136, while the sum is 54.
The spelling of 99430349922 in words is "ninety-nine billion, four hundred thirty million, three hundred forty-nine thousand, nine hundred twenty-two".
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