Base | Representation |
---|---|
bin | 10111001101011110… |
… | …10101101101110000 |
3 | 1012011102202200002210 |
4 | 23212233111231300 |
5 | 201010020311414 |
6 | 5420300412120 |
7 | 620540431140 |
oct | 134657255560 |
9 | 35142680083 |
10 | 12461103984 |
11 | 5314a7194a |
12 | 24b9247040 |
13 | 123784b714 |
14 | 862d6a920 |
15 | 4cdea3e59 |
hex | 2e6bd5b70 |
12461103984 has 80 divisors (see below), whose sum is σ = 37572738048. Its totient is φ = 3484559616.
The previous prime is 12461103971. The next prime is 12461104003. The reversal of 12461103984 is 48930116421.
It is a super-2 number, since 2×124611039842 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378747 + ... + 410330.
Almost surely, 212461103984 is an apocalyptic number.
12461103984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12461103984 is an abundant number, since it is smaller than the sum of its proper divisors (25111634064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12461103984 is a wasteful number, since it uses less digits than its factorization.
12461103984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 789142 (or 789136 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The spelling of 12461103984 in words is "twelve billion, four hundred sixty-one million, one hundred three thousand, nine hundred eighty-four".
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