Base | Representation |
---|---|
bin | 111100111100011000011 |
3 | 10202110100210 |
4 | 13213203003 |
5 | 1002400440 |
6 | 110445203 |
7 | 22655100 |
oct | 7474303 |
9 | 3673323 |
10 | 1996995 |
11 | 1144410 |
12 | 803803 |
13 | 54bc70 |
14 | 39daa7 |
15 | 296a80 |
hex | 1e78c3 |
1996995 has 96 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 725760.
The previous prime is 1996979. The next prime is 1997003. The reversal of 1996995 is 5996991.
It is a happy number.
It is not a de Polignac number, because 1996995 - 24 = 1996979 is a prime.
It is a zygodrome in base 2.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 105096 + ... + 105114.
It is an arithmetic number, because the mean of its divisors is an integer number (47880).
21996995 is an apocalyptic number.
1996995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1996995 is an abundant number, since it is smaller than the sum of its proper divisors (2599485).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1996995 is a wasteful number, since it uses less digits than its factorization.
1996995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65 (or 58 counting only the distinct ones).
The product of its digits is 196830, while the sum is 48.
The square root of 1996995 is about 1413.1507350598. The cubic root of 1996995 is about 125.9289723141.
The spelling of 1996995 in words is "one million, nine hundred ninety-six thousand, nine hundred ninety-five".
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