Base | Representation |
---|---|
bin | 1010111011101010000110… |
… | …1011100000011011110110 |
3 | 1120120002210121222220121121 |
4 | 2232322201223200123312 |
5 | 3033414010420443110 |
6 | 41321532004334154 |
7 | 2350263400660621 |
oct | 256724153403366 |
9 | 46502717886547 |
10 | 12020031031030 |
11 | 3914737178a00 |
12 | 14216900a435a |
13 | 69263a640879 |
14 | 2d7ab6060db8 |
15 | 15ca0676acda |
hex | aeea1ae06f6 |
12020031031030 has 48 divisors (see below), whose sum is σ = 23796583120800. Its totient is φ = 4368199742720.
The previous prime is 12020031031009. The next prime is 12020031031033. The reversal of 12020031031030 is 3013013002021.
It is a super-2 number, since 2×120200310310302 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12020031030995 and 12020031031013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12020031031033) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1146355 + ... + 5035294.
It is an arithmetic number, because the mean of its divisors is an integer number (495762148350).
Almost surely, 212020031031030 is an apocalyptic number.
12020031031030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12020031031030 is a deficient number, since it is larger than the sum of its proper divisors (11776552089770).
12020031031030 is a wasteful number, since it uses less digits than its factorization.
12020031031030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6183285 (or 6183274 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 12020031031030 its reverse (3013013002021), we get a palindrome (15033044033051).
The spelling of 12020031031030 in words is "twelve trillion, twenty billion, thirty-one million, thirty-one thousand, thirty".
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