Base | Representation |
---|---|
bin | 10011111000011000011011… |
… | …001110101110000010110100 |
3 | 102110120221012211001211202120 |
4 | 103320120123032232002310 |
5 | 42430033244132233122 |
6 | 505544104300435540 |
7 | 24263100211035462 |
oct | 2370303316560264 |
9 | 373527184054676 |
10 | 87437401055412 |
11 | 25950aa2453331 |
12 | 9981b54848bb0 |
13 | 39a34085b79a5 |
14 | 1783dc8311832 |
15 | a196aa29575c |
hex | 4f861b3ae0b4 |
87437401055412 has 48 divisors (see below), whose sum is σ = 212925092107392. Its totient is φ = 27874135505920.
The previous prime is 87437401055371. The next prime is 87437401055413. The reversal of 87437401055412 is 21455010473478.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87437401055413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23588889 + ... + 27042752.
It is an arithmetic number, because the mean of its divisors is an integer number (4435939418904).
Almost surely, 287437401055412 is an apocalyptic number.
It is an amenable number.
87437401055412 is an abundant number, since it is smaller than the sum of its proper divisors (125487691051980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87437401055412 is a wasteful number, since it uses less digits than its factorization.
87437401055412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50637928 (or 50637926 counting only the distinct ones).
The product of its (nonzero) digits is 3763200, while the sum is 51.
The spelling of 87437401055412 in words is "eighty-seven trillion, four hundred thirty-seven billion, four hundred one million, fifty-five thousand, four hundred twelve".
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