Base | Representation |
---|---|
bin | 10110101000011011… |
… | …11111110101100010 |
3 | 1011100210001221022212 |
4 | 23110031333311202 |
5 | 144340443424410 |
6 | 5325400402122 |
7 | 610045321055 |
oct | 132415776542 |
9 | 34323057285 |
10 | 12150373730 |
11 | 5175629690 |
12 | 2431176342 |
13 | 11b8364871 |
14 | 8339a2a9c |
15 | 4b1a75b05 |
hex | 2d437fd62 |
12150373730 has 64 divisors (see below), whose sum is σ = 24608862720. Its totient is φ = 4281312000.
The previous prime is 12150373727. The next prime is 12150373747. The reversal of 12150373730 is 3737305121.
It is a super-2 number, since 2×121503737302 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510536 + ... + 533804.
It is an arithmetic number, because the mean of its divisors is an integer number (384513480).
Almost surely, 212150373730 is an apocalyptic number.
12150373730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12150373730 is an abundant number, since it is smaller than the sum of its proper divisors (12458488990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12150373730 is a wasteful number, since it uses less digits than its factorization.
12150373730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23435.
The product of its (nonzero) digits is 13230, while the sum is 32.
Adding to 12150373730 its reverse (3737305121), we get a palindrome (15887678851).
The spelling of 12150373730 in words is "twelve billion, one hundred fifty million, three hundred seventy-three thousand, seven hundred thirty".
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