Base | Representation |
---|---|
bin | 10110100100110101… |
… | …01101010001111100 |
3 | 1011021200012110202120 |
4 | 23102122231101330 |
5 | 144310224314124 |
6 | 5322400522540 |
7 | 606230404452 |
oct | 132232552174 |
9 | 34250173676 |
10 | 12120151164 |
11 | 515a566a60 |
12 | 2423020450 |
13 | 11b20124a4 |
14 | 82d9769d2 |
15 | 4ae0a5d79 |
hex | 2d26ad47c |
12120151164 has 96 divisors (see below), whose sum is σ = 31598762496. Its totient is φ = 3584839680.
The previous prime is 12120151157. The next prime is 12120151171. The reversal of 12120151164 is 46115102121.
It is an interprime number because it is at equal distance from previous prime (12120151157) and next prime (12120151171).
It is a congruent number.
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, 928209 + ... + 941175.
It is an arithmetic number, because the mean of its divisors is an integer number (329153776).
Almost surely, 212120151164 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12120151164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15799381248).
12120151164 is an abundant number, since it is smaller than the sum of its proper divisors (19478611332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12120151164 is a wasteful number, since it uses less digits than its factorization.
12120151164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13155 (or 13153 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 24.
Adding to 12120151164 its reverse (46115102121), we get a palindrome (58235253285).
The spelling of 12120151164 in words is "twelve billion, one hundred twenty million, one hundred fifty-one thousand, one hundred sixty-four".
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