Base | Representation |
---|---|
bin | 100111000100100… |
… | …1100011010101000 |
3 | 10101100221101011210 |
4 | 1032021030122220 |
5 | 10141111024000 |
6 | 334031553120 |
7 | 44326411434 |
oct | 11611143250 |
9 | 3340841153 |
10 | 1311033000 |
11 | 613053552 |
12 | 30708b7a0 |
13 | 17b7cba94 |
14 | c61939c4 |
15 | 7a16e350 |
hex | 4e24c6a8 |
1311033000 has 64 divisors (see below), whose sum is σ = 4090432320. Its totient is φ = 349608000.
The previous prime is 1311032969. The next prime is 1311033001. The reversal of 1311033000 is 3301131.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (1311033001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215506 + ... + 221505.
It is an arithmetic number, because the mean of its divisors is an integer number (63913005).
Almost surely, 21311033000 is an apocalyptic number.
1311033000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1311033000 is an abundant number, since it is smaller than the sum of its proper divisors (2779399320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311033000 is a wasteful number, since it uses less digits than its factorization.
1311033000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 437035 (or 437021 counting only the distinct ones).
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 1311033000 is about 36208.1896813414. The cubic root of 1311033000 is about 1094.4717119722.
Adding to 1311033000 its reverse (3301131), we get a palindrome (1314334131).
The spelling of 1311033000 in words is "one billion, three hundred eleven million, thirty-three thousand".
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