Base | Representation |
---|---|
bin | 100001011010010… |
… | …1110111111001000 |
3 | 2220010120210210101 |
4 | 1002310232333020 |
5 | 4244001321300 |
6 | 303125255144 |
7 | 36532236004 |
oct | 10264567710 |
9 | 2803523711 |
10 | 1121120200 |
11 | 525930222 |
12 | 2735644b4 |
13 | 14b366c45 |
14 | a8c79704 |
15 | 68658b6a |
hex | 42d2efc8 |
1121120200 has 48 divisors (see below), whose sum is σ = 2632459860. Its totient is φ = 444000000.
The previous prime is 1121120171. The next prime is 1121120219. The reversal of 1121120200 is 20211211.
It can be written as a sum of positive squares in 6 ways, for example, as 900360036 + 220760164 = 30006^2 + 14858^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
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, 7551 + ... + 47950.
Almost surely, 21121120200 is an apocalyptic number.
1121120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1121120200 is an abundant number, since it is smaller than the sum of its proper divisors (1511339660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121120200 is a wasteful number, since it uses less digits than its factorization.
1121120200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55618 (or 55609 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
The square root of 1121120200 is about 33483.1330672624. The cubic root of 1121120200 is about 1038.8449330932.
Adding to 1121120200 its reverse (20211211), we get a palindrome (1141331411).
The spelling of 1121120200 in words is "one billion, one hundred twenty-one million, one hundred twenty thousand, two hundred".
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