Base | Representation |
---|---|
bin | 1101011101011111000… |
… | …1100101101011110101 |
3 | 211002220110000020220120 |
4 | 3113113301211223311 |
5 | 12242101330230131 |
6 | 254123014122153 |
7 | 22464450122430 |
oct | 3272761455365 |
9 | 732813006816 |
10 | 231253367541 |
11 | 8a08a551879 |
12 | 3899a350359 |
13 | 18a65272871 |
14 | b29ab8c817 |
15 | 603712b496 |
hex | 35d7c65af5 |
231253367541 has 16 divisors (see below), whose sum is σ = 352404578304. Its totient is φ = 132137846064.
The previous prime is 231253367531. The next prime is 231253367567. The reversal of 231253367541 is 145763352132.
It is a happy number.
It is not a de Polignac number, because 231253367541 - 214 = 231253351157 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 231253367493 and 231253367502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231253367531) 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, 135156 + ... + 693378.
It is an arithmetic number, because the mean of its divisors is an integer number (22025286144).
Almost surely, 2231253367541 is an apocalyptic number.
231253367541 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
231253367541 is a deficient number, since it is larger than the sum of its proper divisors (121151210763).
231253367541 is a wasteful number, since it uses less digits than its factorization.
231253367541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 577960.
The product of its digits is 453600, while the sum is 42.
The spelling of 231253367541 in words is "two hundred thirty-one billion, two hundred fifty-three million, three hundred sixty-seven thousand, five hundred forty-one".
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