Base | Representation |
---|---|
bin | 101000110101000001… |
… | …0100110011000100010 |
3 | 22101022110101211112112 |
4 | 1101222002212120202 |
5 | 2414031133143242 |
6 | 104140124355322 |
7 | 6222516131234 |
oct | 1215202463042 |
9 | 271273354475 |
10 | 87678412322 |
11 | 342031a5996 |
12 | 14bab3a5b42 |
13 | 8363b5c167 |
14 | 435a850254 |
15 | 2432643c82 |
hex | 146a0a6622 |
87678412322 has 16 divisors (see below), whose sum is σ = 139278113280. Its totient is φ = 41253269568.
The previous prime is 87678412319. The next prime is 87678412343. The reversal of 87678412322 is 22321487678.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22298 + ... + 419349.
It is an arithmetic number, because the mean of its divisors is an integer number (8704882080).
Almost surely, 287678412322 is an apocalyptic number.
87678412322 is a deficient number, since it is larger than the sum of its proper divisors (51599700958).
87678412322 is a wasteful number, since it uses less digits than its factorization.
87678412322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 447505.
The product of its digits is 1806336, while the sum is 50.
The spelling of 87678412322 in words is "eighty-seven billion, six hundred seventy-eight million, four hundred twelve thousand, three hundred twenty-two".
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