Base | Representation |
---|---|
bin | 10010101011101100… |
… | …10010101011010111 |
3 | 221220000122111012120 |
4 | 21111312102223113 |
5 | 131020214331411 |
6 | 4335142351023 |
7 | 503362356510 |
oct | 112566225327 |
9 | 27800574176 |
10 | 10030230231 |
11 | 428789247a |
12 | 1b3b12b473 |
13 | c3b043198 |
14 | 6b2191a07 |
15 | 3da880106 |
hex | 255d92ad7 |
10030230231 has 48 divisors (see below), whose sum is σ = 16542987264. Its totient is φ = 5292458496.
The previous prime is 10030230229. The next prime is 10030230251. The reversal of 10030230231 is 13203203001.
It is not a de Polignac number, because 10030230231 - 21 = 10030230229 is a prime.
It is a super-2 number, since 2×100302302312 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 10030230231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10030230251) 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 47 ways as a sum of consecutive naturals, for example, 306066 + ... + 337248.
It is an arithmetic number, because the mean of its divisors is an integer number (344645568).
Almost surely, 210030230231 is an apocalyptic number.
10030230231 is a deficient number, since it is larger than the sum of its proper divisors (6512757033).
10030230231 is a wasteful number, since it uses less digits than its factorization.
10030230231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31280 (or 31263 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 10030230231 its reverse (13203203001), we get a palindrome (23233433232).
The spelling of 10030230231 in words is "ten billion, thirty million, two hundred thirty thousand, two hundred thirty-one".
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