Base | Representation |
---|---|
bin | 10011010111111100… |
… | …11001000110000101 |
3 | 222211220011112022120 |
4 | 21223332121012011 |
5 | 132300232434141 |
6 | 4440043120153 |
7 | 515520613113 |
oct | 115376310605 |
9 | 28756145276 |
10 | 10401452421 |
11 | 4458392178 |
12 | 2023513059 |
13 | c99c19b99 |
14 | 7095c4ab3 |
15 | 40d25bc66 |
hex | 26bf99185 |
10401452421 has 16 divisors (see below), whose sum is σ = 14006678400. Its totient is φ = 6865363008.
The previous prime is 10401452387. The next prime is 10401452423. The reversal of 10401452421 is 12425410401.
It is not a de Polignac number, because 10401452421 - 27 = 10401452293 is a prime.
It is a super-2 number, since 2×104014524212 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10401452391 and 10401452400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10401452423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435375 + ... + 458643.
It is an arithmetic number, because the mean of its divisors is an integer number (875417400).
Almost surely, 210401452421 is an apocalyptic number.
It is an amenable number.
10401452421 is a deficient number, since it is larger than the sum of its proper divisors (3605225979).
10401452421 is a wasteful number, since it uses less digits than its factorization.
10401452421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24748.
The product of its (nonzero) digits is 1280, while the sum is 24.
Adding to 10401452421 its reverse (12425410401), we get a palindrome (22826862822).
The spelling of 10401452421 in words is "ten billion, four hundred one million, four hundred fifty-two thousand, four hundred twenty-one".
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