Base | Representation |
---|---|
bin | 110100100001110110000100… |
… | …000010011110000011011010 |
3 | 1010021222200212111020210112020 |
4 | 310201312010002132003122 |
5 | 220240100041021440232 |
6 | 2135203020223355310 |
7 | 66442643213642511 |
oct | 6441660402360332 |
9 | 1107880774223466 |
10 | 231024211124442 |
11 | 6767a8aa43344a |
12 | 21ab2058a52b36 |
13 | 9bba6499438a8 |
14 | 41098baacd678 |
15 | 1ba970adc5e2c |
hex | d21d8409e0da |
231024211124442 has 64 divisors (see below), whose sum is σ = 482394673152000. Its totient is φ = 73620611259008.
The previous prime is 231024211124407. The next prime is 231024211124461. The reversal of 231024211124442 is 244421112420132.
It is a happy number.
It is a super-2 number, since 2×2310242111244422 (a number of 30 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2043700159 + ... + 2043813197.
It is an arithmetic number, because the mean of its divisors is an integer number (7537416768000).
Almost surely, 2231024211124442 is an apocalyptic number.
231024211124442 is an abundant number, since it is smaller than the sum of its proper divisors (251370462027558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231024211124442 is a wasteful number, since it uses less digits than its factorization.
231024211124442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120835.
The product of its (nonzero) digits is 24576, while the sum is 33.
Adding to 231024211124442 its reverse (244421112420132), we get a palindrome (475445323544574).
The spelling of 231024211124442 in words is "two hundred thirty-one trillion, twenty-four billion, two hundred eleven million, one hundred twenty-four thousand, four hundred forty-two".
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