Base | Representation |
---|---|
bin | 10000011101100001100… |
… | …011010000011110001110 |
3 | 11000010212011220001020102 |
4 | 100131201203100132032 |
5 | 122013211014000220 |
6 | 2223401101051102 |
7 | 144504341054555 |
oct | 20354143203616 |
9 | 4003764801212 |
10 | 1131213031310 |
11 | 3a68212a143a |
12 | 1632a0b56a92 |
13 | 8289957807b |
14 | 3ca72a74d9c |
15 | 1e65ad3b775 |
hex | 107618d078e |
1131213031310 has 8 divisors (see below), whose sum is σ = 2036183456376. Its totient is φ = 452485212520.
The previous prime is 1131213031309. The next prime is 1131213031313. The reversal of 1131213031310 is 131303121311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×11312130313102 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1131213031313) 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, 56560651556 + ... + 56560651575.
It is an arithmetic number, because the mean of its divisors is an integer number (254522932047).
Almost surely, 21131213031310 is an apocalyptic number.
1131213031310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1131213031310 is a deficient number, since it is larger than the sum of its proper divisors (904970425066).
1131213031310 is a wasteful number, since it uses less digits than its factorization.
1131213031310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113121303138.
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 1131213031310 its reverse (131303121311), we get a palindrome (1262516152621).
Subtracting from 1131213031310 its reverse (131303121311), we obtain a palindrome (999909909999).
The spelling of 1131213031310 in words is "one trillion, one hundred thirty-one billion, two hundred thirteen million, thirty-one thousand, three hundred ten".
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