Base | Representation |
---|---|
bin | 11100011011010100… |
… | …011110010100111010 |
3 | 2220210012122022020010 |
4 | 130123110132110322 |
5 | 1000002404414002 |
6 | 22004440242350 |
7 | 2130251156541 |
oct | 343324362472 |
9 | 86705568203 |
10 | 30523123002 |
11 | 11a43564099 |
12 | 5aba1703b6 |
13 | 2b55884c38 |
14 | 1697add158 |
15 | bd9a0d46c |
hex | 71b51e53a |
30523123002 has 32 divisors (see below), whose sum is σ = 64267963200. Its totient is φ = 9637567488.
The previous prime is 30523122997. The next prime is 30523123013. The reversal of 30523123002 is 20032132503.
It is a super-2 number, since 2×305231230022 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30523123002.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1147024 + ... + 1173332.
It is an arithmetic number, because the mean of its divisors is an integer number (2008373850).
Almost surely, 230523123002 is an apocalyptic number.
30523123002 is an abundant number, since it is smaller than the sum of its proper divisors (33744840198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30523123002 is a wasteful number, since it uses less digits than its factorization.
30523123002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36510.
The product of its (nonzero) digits is 1080, while the sum is 21.
Adding to 30523123002 its reverse (20032132503), we get a palindrome (50555255505).
The spelling of 30523123002 in words is "thirty billion, five hundred twenty-three million, one hundred twenty-three thousand, two".
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