Base | Representation |
---|---|
bin | 100111000100100… |
… | …0110111000011100 |
3 | 10101100220020002020 |
4 | 1032021012320130 |
5 | 10141104312312 |
6 | 334031300140 |
7 | 44326255362 |
oct | 11611067034 |
9 | 3340806066 |
10 | 1311010332 |
11 | 613038515 |
12 | 30707a650 |
13 | 17b7c1678 |
14 | c6189632 |
15 | 7a16778c |
hex | 4e246e1c |
1311010332 has 48 divisors (see below), whose sum is σ = 3141476352. Its totient is φ = 425355840.
The previous prime is 1311010313. The next prime is 1311010333. The reversal of 1311010332 is 2330101131.
It is a super-2 number, since 2×13110103322 = 3437496181221500448, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1311010333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72657 + ... + 88887.
It is an arithmetic number, because the mean of its divisors is an integer number (65447424).
Almost surely, 21311010332 is an apocalyptic number.
1311010332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1311010332 is an abundant number, since it is smaller than the sum of its proper divisors (1830466020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311010332 is a wasteful number, since it uses less digits than its factorization.
1311010332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16418 (or 16416 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 1311010332 is about 36207.8766568823. The cubic root of 1311010332 is about 1094.4654040640.
Adding to 1311010332 its reverse (2330101131), we get a palindrome (3641111463).
The spelling of 1311010332 in words is "one billion, three hundred eleven million, ten thousand, three hundred thirty-two".
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