Base | Representation |
---|---|
bin | 101000101011000110… |
… | …0011101000110001011 |
3 | 22100110020212200000122 |
4 | 1101112030131012023 |
5 | 2412340413421103 |
6 | 104043112053455 |
7 | 6211334041550 |
oct | 1212614350613 |
9 | 270406780018 |
10 | 87345451403 |
11 | 34052259481 |
12 | 14b1799428b |
13 | 830cb90772 |
14 | 432853aa27 |
15 | 24132c3b38 |
hex | 145631d18b |
87345451403 has 8 divisors (see below), whose sum is σ = 100090999008. Its totient is φ = 74666810304.
The previous prime is 87345451357. The next prime is 87345451411. The reversal of 87345451403 is 30415454378.
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 87345451403 - 232 = 83050484107 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87345451423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16723826 + ... + 16729047.
It is an arithmetic number, because the mean of its divisors is an integer number (12511374876).
Almost surely, 287345451403 is an apocalyptic number.
87345451403 is a deficient number, since it is larger than the sum of its proper divisors (12745547605).
87345451403 is a wasteful number, since it uses less digits than its factorization.
87345451403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33453253.
The product of its (nonzero) digits is 806400, while the sum is 44.
The spelling of 87345451403 in words is "eighty-seven billion, three hundred forty-five million, four hundred fifty-one thousand, four hundred three".
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