Base | Representation |
---|---|
bin | 1000011100110000101100… |
… | …00011001111101110100110 |
3 | 2102210021020220201220220011 |
4 | 10032120112003033232212 |
5 | 4413410124002101402 |
6 | 103303414530400434 |
7 | 3625250411104105 |
oct | 416302603175646 |
9 | 72707226656804 |
10 | 18580398472102 |
11 | 5a139a2602815 |
12 | 2101009a3011a |
13 | a4a17c72a25c |
14 | 48342065403c |
15 | 2234bae6aed7 |
hex | 10e6160cfba6 |
18580398472102 has 32 divisors (see below), whose sum is σ = 31724124180480. Its totient is φ = 8107276152960.
The previous prime is 18580398472037. The next prime is 18580398472109. The reversal of 18580398472102 is 20127489308581.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18580398472109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305950774 + ... + 306011497.
It is an arithmetic number, because the mean of its divisors is an integer number (991378880640).
Almost surely, 218580398472102 is an apocalyptic number.
18580398472102 is a deficient number, since it is larger than the sum of its proper divisors (13143725708378).
18580398472102 is a wasteful number, since it uses less digits than its factorization.
18580398472102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611962356.
The product of its (nonzero) digits is 7741440, while the sum is 58.
The spelling of 18580398472102 in words is "eighteen trillion, five hundred eighty billion, three hundred ninety-eight million, four hundred seventy-two thousand, one hundred two".
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