Base | Representation |
---|---|
bin | 11100010100101001… |
… | …100110100110011010 |
3 | 2220111102002010002102 |
4 | 130110221212212122 |
5 | 444240233041102 |
6 | 21545402003402 |
7 | 2124422055032 |
oct | 342451464632 |
9 | 86442063072 |
10 | 30411221402 |
11 | 11996383831 |
12 | 5a887a6562 |
13 | 2b38635183 |
14 | 1686cd08c2 |
15 | bceca7402 |
hex | 714a6699a |
30411221402 has 64 divisors (see below), whose sum is σ = 48937125888. Its totient is φ = 14152320000.
The previous prime is 30411221353. The next prime is 30411221441. The reversal of 30411221402 is 20412211403.
It is a super-2 number, since 2×304112214022 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 32455478 + ... + 32456414.
It is an arithmetic number, because the mean of its divisors is an integer number (764642592).
Almost surely, 230411221402 is an apocalyptic number.
30411221402 is a deficient number, since it is larger than the sum of its proper divisors (18525904486).
30411221402 is a wasteful number, since it uses less digits than its factorization.
30411221402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1215.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 30411221402 its reverse (20412211403), we get a palindrome (50823432805).
Subtracting from 30411221402 its reverse (20412211403), we obtain a palindrome (9999009999).
The spelling of 30411221402 in words is "thirty billion, four hundred eleven million, two hundred twenty-one thousand, four hundred two".
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