Base | Representation |
---|---|
bin | 101000101101001110… |
… | …1100001010100110110 |
3 | 22100122020120102221100 |
4 | 1101122131201110312 |
5 | 2413012230042123 |
6 | 104054150230530 |
7 | 6213163346355 |
oct | 1213235412466 |
9 | 270566512840 |
10 | 87417034038 |
11 | 34089700584 |
12 | 14b37955446 |
13 | 8321964759 |
14 | 4333c5199c |
15 | 2419713643 |
hex | 145a761536 |
87417034038 has 12 divisors (see below), whose sum is σ = 189403573788. Its totient is φ = 29139011340.
The previous prime is 87417034037. The next prime is 87417034039. The reversal of 87417034038 is 83043071478.
87417034038 is a `hidden beast` number, since 8 + 74 + 170 + 3 + 403 + 8 = 666.
It is an interprime number because it is at equal distance from previous prime (87417034037) and next prime (87417034039).
It is a junction number, because it is equal to n+sod(n) for n = 87417033984 and 87417034002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87417034037) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2428250928 + ... + 2428250963.
It is an arithmetic number, because the mean of its divisors is an integer number (15783631149).
Almost surely, 287417034038 is an apocalyptic number.
87417034038 is an abundant number, since it is smaller than the sum of its proper divisors (101986539750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87417034038 is a wasteful number, since it uses less digits than its factorization.
87417034038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4856501899 (or 4856501896 counting only the distinct ones).
The product of its (nonzero) digits is 451584, while the sum is 45.
The spelling of 87417034038 in words is "eighty-seven billion, four hundred seventeen million, thirty-four thousand, thirty-eight".
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