Base | Representation |
---|---|
bin | 101000111010101011… |
… | …1001111100111100100 |
3 | 22101210200211212020211 |
4 | 1101311113033213210 |
5 | 2414423300422401 |
6 | 104211032105204 |
7 | 6230313564652 |
oct | 1216527174744 |
9 | 271720755224 |
10 | 87868373476 |
11 | 342a0451584 |
12 | 15042b35204 |
13 | 8394310000 |
14 | 4377b7bdd2 |
15 | 2444168951 |
hex | 14755cf9e4 |
87868373476 has 45 divisors (see below), whose sum is σ = 166773506109. Its totient is φ = 40508391456.
The previous prime is 87868373473. The next prime is 87868373507. The reversal of 87868373476 is 67437386878.
The square root of 87868373476 is 296426.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 75685512100 + 12182861376 = 275110^2 + 110376^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87868373471) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 100191550 + ... + 100192426.
Almost surely, 287868373476 is an apocalyptic number.
87868373476 is the 296426-th square number.
It is an amenable number.
87868373476 is a deficient number, since it is larger than the sum of its proper divisors (78905132633).
87868373476 is an frugal number, since it uses more digits than its factorization.
87868373476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1810 (or 892 counting only the distinct ones).
The product of its digits is 227598336, while the sum is 67.
The spelling of 87868373476 in words is "eighty-seven billion, eight hundred sixty-eight million, three hundred seventy-three thousand, four hundred seventy-six".
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