Base | Representation |
---|---|
bin | 11100001000101010… |
… | …011011011111000110 |
3 | 2212222101122200001221 |
4 | 130020222123133012 |
5 | 443332242031210 |
6 | 21513415310554 |
7 | 2116430465422 |
oct | 341052333706 |
9 | 85871580057 |
10 | 30210111430 |
11 | 118a2902944 |
12 | 5a3137b45a |
13 | 2b05a7c8a5 |
14 | 16682ddb82 |
15 | bbc2ce1da |
hex | 708a9b7c6 |
30210111430 has 16 divisors (see below), whose sum is σ = 54886410000. Its totient is φ = 11971109152.
The previous prime is 30210111427. The next prime is 30210111431. The reversal of 30210111430 is 3411101203.
It is a super-2 number, since 2×302101114302 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30210111431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14115805 + ... + 14117944.
It is an arithmetic number, because the mean of its divisors is an integer number (3430400625).
Almost surely, 230210111430 is an apocalyptic number.
30210111430 is a deficient number, since it is larger than the sum of its proper divisors (24676298570).
30210111430 is a wasteful number, since it uses less digits than its factorization.
30210111430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28233863.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 30210111430 its reverse (3411101203), we get a palindrome (33621212633).
The spelling of 30210111430 in words is "thirty billion, two hundred ten million, one hundred eleven thousand, four hundred thirty".
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