Base | Representation |
---|---|
bin | 10011000011100011… |
… | …11011010010000101 |
3 | 222101222022210112202 |
4 | 21201301323102011 |
5 | 131422441144141 |
6 | 4411053124245 |
7 | 511343033165 |
oct | 114161732205 |
9 | 28358283482 |
10 | 10230412421 |
11 | 437a88a2a9 |
12 | 1b96189685 |
13 | c70662398 |
14 | 6d09c05a5 |
15 | 3ed22349b |
hex | 261c7b485 |
10230412421 has 12 divisors (see below), whose sum is σ = 11067799680. Its totient is φ = 9430000560.
The previous prime is 10230412261. The next prime is 10230412427. The reversal of 10230412421 is 12421403201.
It is not a de Polignac number, because 10230412421 - 230 = 9156670597 is a prime.
It is a super-2 number, since 2×102304124212 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10230412393 and 10230412402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10230412427) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170645 + ... + 222666.
It is an arithmetic number, because the mean of its divisors is an integer number (922316640).
Almost surely, 210230412421 is an apocalyptic number.
It is an amenable number.
10230412421 is a deficient number, since it is larger than the sum of its proper divisors (837387259).
10230412421 is an equidigital number, since it uses as much as digits as its factorization.
10230412421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393404 (or 393367 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 10230412421 its reverse (12421403201), we get a palindrome (22651815622).
The spelling of 10230412421 in words is "ten billion, two hundred thirty million, four hundred twelve thousand, four hundred twenty-one".
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