Base | Representation |
---|---|
bin | 1011000011111100110001… |
… | …0111110110110010110000 |
3 | 1121001201111020011022211110 |
4 | 2300333030113312302300 |
5 | 3043232230143031114 |
6 | 41511211114313320 |
7 | 2363465423421366 |
oct | 260771427666260 |
9 | 47051436138743 |
10 | 12162481220784 |
11 | 396a096634954 |
12 | 1445206428840 |
13 | 6a2bbca1208b |
14 | 30094ac55636 |
15 | 161592629759 |
hex | b0fcc5f6cb0 |
12162481220784 has 40 divisors (see below), whose sum is σ = 31485337666560. Its totient is φ = 4045696598848.
The previous prime is 12162481220761. The next prime is 12162481220831. The reversal of 12162481220784 is 48702218426121.
It is a Harshad number since it is a multiple of its sum of digits (48).
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, 264470772 + ... + 264516755.
It is an arithmetic number, because the mean of its divisors is an integer number (787133441664).
Almost surely, 212162481220784 is an apocalyptic number.
It is an amenable number.
12162481220784 is an abundant number, since it is smaller than the sum of its proper divisors (19322856445776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12162481220784 is a wasteful number, since it uses less digits than its factorization.
12162481220784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 528988017 (or 528988011 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 48.
The spelling of 12162481220784 in words is "twelve trillion, one hundred sixty-two billion, four hundred eighty-one million, two hundred twenty thousand, seven hundred eighty-four".
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