Base | Representation |
---|---|
bin | 101000100001011111… |
… | …1111111110110110001 |
3 | 22022121210220201100020 |
4 | 1101002333333312301 |
5 | 2411210443400201 |
6 | 103551125514053 |
7 | 6200343566154 |
oct | 1210277776661 |
9 | 268553821306 |
10 | 87023418801 |
11 | 339a74a6630 |
12 | 14a47b72929 |
13 | 828b24a327 |
14 | 42d786dc9b |
15 | 23e4db1a36 |
hex | 1442fffdb1 |
87023418801 has 16 divisors (see below), whose sum is σ = 127740803520. Its totient is φ = 52257597120.
The previous prime is 87023418793. The next prime is 87023418809. The reversal of 87023418801 is 10881432078.
It is an interprime number because it is at equal distance from previous prime (87023418793) and next prime (87023418809).
It is not a de Polignac number, because 87023418801 - 23 = 87023418793 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87023418809) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12093070 + ... + 12100263.
It is an arithmetic number, because the mean of its divisors is an integer number (7983800220).
Almost surely, 287023418801 is an apocalyptic number.
It is an amenable number.
87023418801 is a deficient number, since it is larger than the sum of its proper divisors (40717384719).
87023418801 is a wasteful number, since it uses less digits than its factorization.
87023418801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24193456.
The product of its (nonzero) digits is 86016, while the sum is 42.
The spelling of 87023418801 in words is "eighty-seven billion, twenty-three million, four hundred eighteen thousand, eight hundred one".
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