Base | Representation |
---|---|
bin | 10111011000111111011010… |
… | …001000001100010101011100 |
3 | 111111020111200220201200210221 |
4 | 113120333122020030111130 |
5 | 101440430204322143020 |
6 | 1002442534331411124 |
7 | 30445200333215452 |
oct | 2730773210142534 |
9 | 444214626650727 |
10 | 102872421287260 |
11 | 2a861a48a35779 |
12 | b6554458b3aa4 |
13 | 4552a9b601281 |
14 | 1b590a20409d2 |
15 | bd5e33a2d6aa |
hex | 5d8fda20c55c |
102872421287260 has 24 divisors (see below), whose sum is σ = 218766668057280. Its totient is φ = 40628095495104.
The previous prime is 102872421287249. The next prime is 102872421287269. The reversal of 102872421287260 is 62782124278201.
It is a junction number, because it is equal to n+sod(n) for n = 102872421287198 and 102872421287207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102872421287269) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32554562119 + ... + 32554565278.
It is an arithmetic number, because the mean of its divisors is an integer number (9115277835720).
Almost surely, 2102872421287260 is an apocalyptic number.
102872421287260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102872421287260 is an abundant number, since it is smaller than the sum of its proper divisors (115894246770020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102872421287260 is a wasteful number, since it uses less digits than its factorization.
102872421287260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65109127485 (or 65109127483 counting only the distinct ones).
The product of its (nonzero) digits is 2408448, while the sum is 52.
The spelling of 102872421287260 in words is "one hundred two trillion, eight hundred seventy-two billion, four hundred twenty-one million, two hundred eighty-seven thousand, two hundred sixty".
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