Base | Representation |
---|---|
bin | 1100001111100010100… |
… | …1101100110111000111 |
3 | 202002220021012201101002 |
4 | 3003320221230313013 |
5 | 11421224002031211 |
6 | 240342504123515 |
7 | 21124114306646 |
oct | 3037051546707 |
9 | 662807181332 |
10 | 210330111431 |
11 | 81222956880 |
12 | 3491b16659b |
13 | 16aac51b04b |
14 | a27401535d |
15 | 57102dd03b |
hex | 30f8a6cdc7 |
210330111431 has 8 divisors (see below), whose sum is σ = 232029133200. Its totient is φ = 189060773440.
The previous prime is 210330111413. The next prime is 210330111461. The reversal of 210330111431 is 134111033012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 210330111431 - 218 = 210329849287 is a prime.
It is a super-2 number, since 2×2103301114312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210330111461) 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, 107419916 + ... + 107421873.
It is an arithmetic number, because the mean of its divisors is an integer number (29003641650).
Almost surely, 2210330111431 is an apocalyptic number.
210330111431 is a deficient number, since it is larger than the sum of its proper divisors (21699021769).
210330111431 is a wasteful number, since it uses less digits than its factorization.
210330111431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214841889.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 210330111431 its reverse (134111033012), we get a palindrome (344441144443).
The spelling of 210330111431 in words is "two hundred ten billion, three hundred thirty million, one hundred eleven thousand, four hundred thirty-one".
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