Base | Representation |
---|---|
bin | 11101110110110110110010… |
… | …000110101010000101111010 |
3 | 122012221101212100212101111001 |
4 | 131312312302012222011322 |
5 | 114202413032421332310 |
6 | 1143140211534355214 |
7 | 36442024062052534 |
oct | 3566666206520572 |
9 | 565841770771431 |
10 | 131313023230330 |
11 | 389275a4321097 |
12 | 1288941595bb0a |
13 | 58369c37c5b76 |
14 | 245d8271dc854 |
15 | 102ab469ad93a |
hex | 776db21aa17a |
131313023230330 has 16 divisors (see below), whose sum is σ = 236952876838824. Its totient is φ = 52394223731200.
The previous prime is 131313023230327. The next prime is 131313023230357. The reversal of 131313023230330 is 33032320313131.
It can be written as a sum of positive squares in 4 ways, for example, as 127953357852609 + 3359665377721 = 11311647^2 + 1832939^2 .
It is a super-2 number, since 2×1313130232303302 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16373190907 + ... + 16373198926.
Almost surely, 2131313023230330 is an apocalyptic number.
131313023230330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131313023230330 is a deficient number, since it is larger than the sum of its proper divisors (105639853608494).
131313023230330 is a wasteful number, since it uses less digits than its factorization.
131313023230330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32746390241.
The product of its (nonzero) digits is 8748, while the sum is 28.
Adding to 131313023230330 its reverse (33032320313131), we get a palindrome (164345343543461).
The spelling of 131313023230330 in words is "one hundred thirty-one trillion, three hundred thirteen billion, twenty-three million, two hundred thirty thousand, three hundred thirty".
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