Base | Representation |
---|---|
bin | 1001011110101100110110… |
… | …1111011011010111001101 |
3 | 1100220102200202011221202102 |
4 | 2113223031233123113031 |
5 | 2331232342330002341 |
6 | 34100140220204445 |
7 | 2124016464531662 |
oct | 227531557332715 |
9 | 40812622157672 |
10 | 10423042422221 |
11 | 33594297a0270 |
12 | 120407b999725 |
13 | 5a7b72589c10 |
14 | 2806996a3a69 |
15 | 1311d972ac9b |
hex | 97acdbdb5cd |
10423042422221 has 32 divisors (see below), whose sum is σ = 12279866167296. Its totient is φ = 8721905688000.
The previous prime is 10423042422197. The next prime is 10423042422259. The reversal of 10423042422221 is 12222424032401.
It is a cyclic number.
It is not a de Polignac number, because 10423042422221 - 226 = 10422975313357 is a prime.
It is a super-2 number, since 2×104230424222212 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10423042422271) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124888376 + ... + 124971806.
It is an arithmetic number, because the mean of its divisors is an integer number (383745817728).
Almost surely, 210423042422221 is an apocalyptic number.
10423042422221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10423042422221 is a deficient number, since it is larger than the sum of its proper divisors (1856823745075).
10423042422221 is a wasteful number, since it uses less digits than its factorization.
10423042422221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85913.
The product of its (nonzero) digits is 12288, while the sum is 29.
Adding to 10423042422221 its reverse (12222424032401), we get a palindrome (22645466454622).
The spelling of 10423042422221 in words is "ten trillion, four hundred twenty-three billion, forty-two million, four hundred twenty-two thousand, two hundred twenty-one".
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