Base | Representation |
---|---|
bin | 11101100011101100000… |
… | …001110100111111000000 |
3 | 21012011211201220212000222 |
4 | 131203230001310333000 |
5 | 231234331210401411 |
6 | 4153040244202212 |
7 | 266514434043110 |
oct | 35435401647700 |
9 | 7164751825028 |
10 | 2031184465856 |
11 | 713469750617 |
12 | 2897a7699368 |
13 | 119703142130 |
14 | 7044a343040 |
15 | 37c80ac44db |
hex | 1d8ec074fc0 |
2031184465856 has 112 divisors (see below), whose sum is σ = 5252588139456. Its totient is φ = 756278083584.
The previous prime is 2031184465787. The next prime is 2031184465913. The reversal of 2031184465856 is 6585644811302.
It is a tau number, because it is divible by the number of its divisors (112).
It is a junction number, because it is equal to n+sod(n) for n = 2031184465798 and 2031184465807.
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, 10158671 + ... + 10356686.
It is an arithmetic number, because the mean of its divisors is an integer number (46898108388).
Almost surely, 22031184465856 is an apocalyptic number.
2031184465856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
2031184465856 is an abundant number, since it is smaller than the sum of its proper divisors (3221403673600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031184465856 is a wasteful number, since it uses less digits than its factorization.
2031184465856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20515406 (or 20515396 counting only the distinct ones).
The product of its (nonzero) digits is 5529600, while the sum is 53.
The spelling of 2031184465856 in words is "two trillion, thirty-one billion, one hundred eighty-four million, four hundred sixty-five thousand, eight hundred fifty-six".
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