Base | Representation |
---|---|
bin | 10111000001000110000001… |
… | …010110011110101101011101 |
3 | 111021102111222110221000200211 |
4 | 113001012001112132231131 |
5 | 101232024030103300440 |
6 | 555144311543052421 |
7 | 30215434033456633 |
oct | 2701060126365535 |
9 | 437374873830624 |
10 | 101230254353245 |
11 | 2a289567573696 |
12 | b42b127441111 |
13 | 4463c83700a04 |
14 | 1add7db475353 |
15 | ba83705c7eea |
hex | 5c118159eb5d |
101230254353245 has 24 divisors (see below), whose sum is σ = 128705152199544. Its totient is φ = 76423347929088.
The previous prime is 101230254353243. The next prime is 101230254353269. The reversal of 101230254353245 is 542353452032101.
It can be written as a sum of positive squares in 4 ways, for example, as 15099177406756 + 86131076946489 = 3885766^2 + 9280683^2 .
It is not a de Polignac number, because 101230254353245 - 21 = 101230254353243 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101230254353198 and 101230254353207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101230254353243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108647484 + ... + 109575253.
It is an arithmetic number, because the mean of its divisors is an integer number (5362714674981).
Almost surely, 2101230254353245 is an apocalyptic number.
It is an amenable number.
101230254353245 is a deficient number, since it is larger than the sum of its proper divisors (27474897846299).
101230254353245 is a wasteful number, since it uses less digits than its factorization.
101230254353245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218223037 (or 218223018 counting only the distinct ones).
The product of its (nonzero) digits is 432000, while the sum is 40.
The spelling of 101230254353245 in words is "one hundred one trillion, two hundred thirty billion, two hundred fifty-four million, three hundred fifty-three thousand, two hundred forty-five".
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