Base | Representation |
---|---|
bin | 11101110010100110001011… |
… | …110101100010011010111010 |
3 | 122011220102100121120000222002 |
4 | 131302212023311202122322 |
5 | 114133114110244311442 |
6 | 1142353523342101002 |
7 | 36411622516606265 |
oct | 3562461365423272 |
9 | 564812317500862 |
10 | 131020323432122 |
11 | 38824452980513 |
12 | 1284074927a762 |
13 | 581521823bab7 |
14 | 244d5bb83dcdc |
15 | 1023215167732 |
hex | 77298bd626ba |
131020323432122 has 8 divisors (see below), whose sum is σ = 196530544391700. Its totient is φ = 65510141968224.
The previous prime is 131020323432101. The next prime is 131020323432127. The reversal of 131020323432122 is 221234323020131.
It can be written as a sum of positive squares in 2 ways, for example, as 96376257413881 + 34644066018241 = 9817141^2 + 5885921^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (131020323432127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672254 + ... + 16201622.
Almost surely, 2131020323432122 is an apocalyptic number.
131020323432122 is a deficient number, since it is larger than the sum of its proper divisors (65510220959578).
131020323432122 is a wasteful number, since it uses less digits than its factorization.
131020323432122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19747840.
The product of its (nonzero) digits is 10368, while the sum is 29.
Adding to 131020323432122 its reverse (221234323020131), we get a palindrome (352254646452253).
The spelling of 131020323432122 in words is "one hundred thirty-one trillion, twenty billion, three hundred twenty-three million, four hundred thirty-two thousand, one hundred twenty-two".
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