Base | Representation |
---|---|
bin | 101000100100111011… |
… | …0011010110000000010 |
3 | 22022220211011201121111 |
4 | 1101021312122300002 |
5 | 2411424404114114 |
6 | 104010353113534 |
7 | 6203240510623 |
oct | 1211166326002 |
9 | 268824151544 |
10 | 87138348034 |
11 | 33a56364671 |
12 | 14a7a5588aa |
13 | 82a8cba1aa |
14 | 4308c29a4a |
15 | 2400014bc4 |
hex | 1449d9ac02 |
87138348034 has 8 divisors (see below), whose sum is σ = 131009388300. Its totient is φ = 43468551936.
The previous prime is 87138348023. The next prime is 87138348041. The reversal of 87138348034 is 43084383178.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 63278911809 + 23859436225 = 251553^2 + 154465^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50309959 + ... + 50311690.
Almost surely, 287138348034 is an apocalyptic number.
87138348034 is a deficient number, since it is larger than the sum of its proper divisors (43871040266).
87138348034 is a wasteful number, since it uses less digits than its factorization.
87138348034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100622084.
The product of its (nonzero) digits is 1548288, while the sum is 49.
The spelling of 87138348034 in words is "eighty-seven billion, one hundred thirty-eight million, three hundred forty-eight thousand, thirty-four".
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