Base | Representation |
---|---|
bin | 11101110101010111001001… |
… | …001111011110010010001011 |
3 | 122012120120210122120122111222 |
4 | 131311113021033132102023 |
5 | 114144222230020431443 |
6 | 1143021110001312255 |
7 | 36431430230525666 |
oct | 3565271117362213 |
9 | 565516718518458 |
10 | 131210332202123 |
11 | 38897a97977739 |
12 | 1287153693568b |
13 | 582a109621555 |
14 | 2458884a026dd |
15 | 10281363b2468 |
hex | 7755c93de48b |
131210332202123 has 16 divisors (see below), whose sum is σ = 139098780757440. Its totient is φ = 123340803833856.
The previous prime is 131210332202029. The next prime is 131210332202231. The reversal of 131210332202123 is 321202233012131.
It is a cyclic number.
It is not a de Polignac number, because 131210332202123 - 222 = 131210328007819 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131210332202092 and 131210332202101.
It is not an unprimeable number, because it can be changed into a prime (131210332232123) 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, 484763915 + ... + 485034507.
It is an arithmetic number, because the mean of its divisors is an integer number (8693673797340).
Almost surely, 2131210332202123 is an apocalyptic number.
131210332202123 is a deficient number, since it is larger than the sum of its proper divisors (7888448555317).
131210332202123 is a wasteful number, since it uses less digits than its factorization.
131210332202123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305446.
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 131210332202123 its reverse (321202233012131), we get a palindrome (452412565214254).
The spelling of 131210332202123 in words is "one hundred thirty-one trillion, two hundred ten billion, three hundred thirty-two million, two hundred two thousand, one hundred twenty-three".
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