Base | Representation |
---|---|
bin | 11101001010101110000… |
… | …01110000001000011010 |
3 | 10112210211011111202102211 |
4 | 32211113001300020122 |
5 | 112404434442111200 |
6 | 2044222031145334 |
7 | 132256065554563 |
oct | 16452701601032 |
9 | 3483734452384 |
10 | 1002187457050 |
11 | 35703076883a |
12 | 14229267524a |
13 | 73676528020 |
14 | 36712b7b16a |
15 | 1b108806aba |
hex | e95707021a |
1002187457050 has 48 divisors (see below), whose sum is σ = 2007566007552. Its totient is φ = 370018641600.
The previous prime is 1002187456943. The next prime is 1002187457113. The reversal of 1002187457050 is 507547812001.
It is a junction number, because it is equal to n+sod(n) for n = 1002187456994 and 1002187457012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18557187 + ... + 18611113.
It is an arithmetic number, because the mean of its divisors is an integer number (41824291824).
Almost surely, 21002187457050 is an apocalyptic number.
1002187457050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1002187457050 is an abundant number, since it is smaller than the sum of its proper divisors (1005378550502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1002187457050 is a wasteful number, since it uses less digits than its factorization.
1002187457050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82543 (or 82538 counting only the distinct ones).
The product of its (nonzero) digits is 78400, while the sum is 40.
The spelling of 1002187457050 in words is "one trillion, two billion, one hundred eighty-seven million, four hundred fifty-seven thousand, fifty".
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