Base | Representation |
---|---|
bin | 11100001000111010… |
… | …111001111001100110 |
3 | 2212222200210002110110 |
4 | 130020322321321212 |
5 | 443334343232220 |
6 | 21514052033450 |
7 | 2116512264051 |
oct | 341072717146 |
9 | 85880702413 |
10 | 30214430310 |
11 | 118a5292769 |
12 | 5a32902886 |
13 | 2b0693263c |
14 | 1668b05a98 |
15 | bbc883be0 |
hex | 708eb9e66 |
30214430310 has 128 divisors (see below), whose sum is σ = 78705437184. Its totient is φ = 7393720320.
The previous prime is 30214430291. The next prime is 30214430317. The reversal of 30214430310 is 1303441203.
It is a super-2 number, since 2×302144303102 (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 (30214430317) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 19231825 + ... + 19233395.
It is an arithmetic number, because the mean of its divisors is an integer number (614886228).
Almost surely, 230214430310 is an apocalyptic number.
30214430310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 30214430310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39352718592).
30214430310 is an abundant number, since it is smaller than the sum of its proper divisors (48491006874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30214430310 is a wasteful number, since it uses less digits than its factorization.
30214430310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2518.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 30214430310 its reverse (1303441203), we get a palindrome (31517871513).
The spelling of 30214430310 in words is "thirty billion, two hundred fourteen million, four hundred thirty thousand, three hundred ten".
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