Base | Representation |
---|---|
bin | 11100001001110110… |
… | …101110000011010101 |
3 | 2220000210021201112022 |
4 | 130021312232003111 |
5 | 443402402013141 |
6 | 21515412102525 |
7 | 2120062461500 |
oct | 341166560325 |
9 | 86023251468 |
10 | 30230110421 |
11 | 11903122435 |
12 | 5a38004a45 |
13 | 2b09c62704 |
14 | 166ac28137 |
15 | bbde2eb4b |
hex | 709dae0d5 |
30230110421 has 12 divisors (see below), whose sum is σ = 36694580832. Its totient is φ = 24784934328.
The previous prime is 30230110411. The next prime is 30230110523. The reversal of 30230110421 is 12401103203.
It is not a de Polignac number, because 30230110421 - 26 = 30230110357 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30230110421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30230110411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13410635 + ... + 13412888.
It is an arithmetic number, because the mean of its divisors is an integer number (3057881736).
Almost surely, 230230110421 is an apocalyptic number.
It is an amenable number.
30230110421 is a deficient number, since it is larger than the sum of its proper divisors (6464470411).
30230110421 is a wasteful number, since it uses less digits than its factorization.
30230110421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26823560 (or 26823553 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 30230110421 its reverse (12401103203), we get a palindrome (42631213624).
The spelling of 30230110421 in words is "thirty billion, two hundred thirty million, one hundred ten thousand, four hundred twenty-one".
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