Base | Representation |
---|---|
bin | 11111011000001111100… |
… | …01101100011011000100 |
3 | 10211001221022220121020001 |
4 | 33230013301230123010 |
5 | 120131041304240240 |
6 | 2143145254051044 |
7 | 140615663326621 |
oct | 17540761543304 |
9 | 3731838817201 |
10 | 1078167258820 |
11 | 386280345443 |
12 | 154b58049a84 |
13 | 7a8947b8a02 |
14 | 3a27da25348 |
15 | 1d0a3db089a |
hex | fb07c6c6c4 |
1078167258820 has 96 divisors (see below), whose sum is σ = 2503126499328. Its totient is φ = 388008732672.
The previous prime is 1078167258799. The next prime is 1078167258823. The reversal of 1078167258820 is 288527618701.
It is not an unprimeable number, because it can be changed into a prime (1078167258823) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12759229 + ... + 12843451.
It is an arithmetic number, because the mean of its divisors is an integer number (26074234368).
Almost surely, 21078167258820 is an apocalyptic number.
1078167258820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1078167258820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251563249664).
1078167258820 is an abundant number, since it is smaller than the sum of its proper divisors (1424959240508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1078167258820 is a wasteful number, since it uses less digits than its factorization.
1078167258820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85909 (or 85907 counting only the distinct ones).
The product of its (nonzero) digits is 3010560, while the sum is 55.
The spelling of 1078167258820 in words is "one trillion, seventy-eight billion, one hundred sixty-seven million, two hundred fifty-eight thousand, eight hundred twenty".
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