Base | Representation |
---|---|
bin | 10011000111000010100… |
… | …111101110101011101010 |
3 | 11122112200021100021011200 |
4 | 103013002213232223222 |
5 | 133003443414020020 |
6 | 2443142321105030 |
7 | 163610032456362 |
oct | 23070247565352 |
9 | 4575607307150 |
10 | 1313230220010 |
11 | 466a35250315 |
12 | 19261a188176 |
13 | 96ab60a45a7 |
14 | 477bc7219a2 |
15 | 242606a0590 |
hex | 131c29eeaea |
1313230220010 has 96 divisors (see below), whose sum is σ = 3544619495040. Its totient is φ = 336924088704.
The previous prime is 1313230220009. The next prime is 1313230220011. The reversal of 1313230220010 is 100220323131.
1313230220010 is a `hidden beast` number, since 131 + 32 + 302 + 200 + 1 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (1313230220009) and next prime (1313230220011).
It is a super-2 number, since 2×13132302200102 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1313230220011) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150334 + ... + 1627593.
It is an arithmetic number, because the mean of its divisors is an integer number (36923119740).
Almost surely, 21313230220010 is an apocalyptic number.
1313230220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1313230220010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1772309747520).
1313230220010 is an abundant number, since it is smaller than the sum of its proper divisors (2231389275030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313230220010 is a wasteful number, since it uses less digits than its factorization.
1313230220010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1778252 (or 1778249 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1313230220010 its reverse (100220323131), we get a palindrome (1413450543141).
The spelling of 1313230220010 in words is "one trillion, three hundred thirteen billion, two hundred thirty million, two hundred twenty thousand, ten".
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