Base | Representation |
---|---|
bin | 11100010100101001… |
… | …100011111001001000 |
3 | 2220111102001112212200 |
4 | 130110221203321020 |
5 | 444240232212222 |
6 | 21545401440200 |
7 | 2124422010510 |
oct | 342451437110 |
9 | 86442045780 |
10 | 30411210312 |
11 | 1199637646a |
12 | 5a887a0060 |
13 | 2b38630102 |
14 | 1686cca840 |
15 | bceca3eac |
hex | 714a63e48 |
30411210312 has 96 divisors (see below), whose sum is σ = 94158742080. Its totient is φ = 8686258560.
The previous prime is 30411210301. The next prime is 30411210341. The reversal of 30411210312 is 21301211403.
30411210312 is a `hidden beast` number, since 30 + 411 + 210 + 3 + 12 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2131362 + ... + 2145582.
It is an arithmetic number, because the mean of its divisors is an integer number (980820230).
Almost surely, 230411210312 is an apocalyptic number.
It is an amenable number.
30411210312 is an abundant number, since it is smaller than the sum of its proper divisors (63747531768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30411210312 is a wasteful number, since it uses less digits than its factorization.
30411210312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18483 (or 18476 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 30411210312 its reverse (21301211403), we get a palindrome (51712421715).
The spelling of 30411210312 in words is "thirty billion, four hundred eleven million, two hundred ten thousand, three hundred twelve".
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