Base | Representation |
---|---|
bin | 101000110110110101… |
… | …0110011010001111001 |
3 | 22101110200221100210112 |
4 | 1101231222303101321 |
5 | 2414142224020203 |
6 | 104150141154105 |
7 | 6224155411406 |
oct | 1215552632171 |
9 | 271420840715 |
10 | 87739282553 |
11 | 342345a066a |
12 | 1500785b935 |
13 | 8373652250 |
14 | 43649772ad |
15 | 2437b696d8 |
hex | 146dab3479 |
87739282553 has 8 divisors (see below), whose sum is σ = 95819282496. Its totient is φ = 79849400400.
The previous prime is 87739282549. The next prime is 87739282583. The reversal of 87739282553 is 35528293778.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87739282553 - 22 = 87739282549 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 87739282492 and 87739282501.
It is not an unprimeable number, because it can be changed into a prime (87739282523) 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, 47528483 + ... + 47530328.
It is an arithmetic number, because the mean of its divisors is an integer number (11977410312).
Almost surely, 287739282553 is an apocalyptic number.
It is an amenable number.
87739282553 is a deficient number, since it is larger than the sum of its proper divisors (8079999943).
87739282553 is a wasteful number, since it uses less digits than its factorization.
87739282553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95058895.
The product of its digits is 25401600, while the sum is 59.
The spelling of 87739282553 in words is "eighty-seven billion, seven hundred thirty-nine million, two hundred eighty-two thousand, five hundred fifty-three".
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