Base | Representation |
---|---|
bin | 1001011101100111010011… |
… | …00011100101000101011000 |
3 | 2201200021222212110020211100 |
4 | 10232303221203211011120 |
5 | 10211412244420000323 |
6 | 112131223031031400 |
7 | 4245244655423505 |
oct | 456635143450530 |
9 | 81607885406740 |
10 | 20808740000088 |
11 | 66a2a3427a1a7 |
12 | 2400a58b0b560 |
13 | b7c342ba94a1 |
14 | 51d2112784ac |
15 | 26143a5e7943 |
hex | 12ece98e5158 |
20808740000088 has 48 divisors (see below), whose sum is σ = 56368748592000. Its totient is φ = 6934801199040.
The previous prime is 20808740000057. The next prime is 20808740000117. The reversal of 20808740000088 is 88000004780802.
It is a junction number, because it is equal to n+sod(n) for n = 20808739999998 and 20808740000052.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29765983 + ... + 30457038.
It is an arithmetic number, because the mean of its divisors is an integer number (1174348929000).
Almost surely, 220808740000088 is an apocalyptic number.
It is an amenable number.
20808740000088 is an abundant number, since it is smaller than the sum of its proper divisors (35560008591912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20808740000088 is a wasteful number, since it uses less digits than its factorization.
20808740000088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60227832 (or 60227825 counting only the distinct ones).
The product of its (nonzero) digits is 229376, while the sum is 45.
The spelling of 20808740000088 in words is "twenty trillion, eight hundred eight billion, seven hundred forty million, eighty-eight", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •