Base | Representation |
---|---|
bin | 101000101101000000… |
… | …1110000001110011110 |
3 | 22100121201212122000202 |
4 | 1101122001300032132 |
5 | 2413003344130123 |
6 | 104053330223502 |
7 | 6213044441654 |
oct | 1213201601636 |
9 | 270551778022 |
10 | 87409755038 |
11 | 34085589781 |
12 | 14b35424b92 |
13 | 83202b6558 |
14 | 4332cb8dd4 |
15 | 2418c76a28 |
hex | 145a07039e |
87409755038 has 4 divisors (see below), whose sum is σ = 131114632560. Its totient is φ = 43704877518.
The previous prime is 87409754969. The next prime is 87409755053. The reversal of 87409755038 is 83055790478.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21852438758 + ... + 21852438761.
It is an arithmetic number, because the mean of its divisors is an integer number (32778658140).
Almost surely, 287409755038 is an apocalyptic number.
87409755038 is a deficient number, since it is larger than the sum of its proper divisors (43704877522).
87409755038 is a wasteful number, since it uses less digits than its factorization.
87409755038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43704877521.
The product of its (nonzero) digits is 8467200, while the sum is 56.
The spelling of 87409755038 in words is "eighty-seven billion, four hundred nine million, seven hundred fifty-five thousand, thirty-eight".
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