Base | Representation |
---|---|
bin | 100111000010101… |
… | …0000001110011110 |
3 | 10101021222220012122 |
4 | 1032011100032132 |
5 | 10140330000110 |
6 | 333553502542 |
7 | 44314550033 |
oct | 11605201636 |
9 | 3337886178 |
10 | 1310000030 |
11 | 612508459 |
12 | 306871a52 |
13 | 17b529861 |
14 | c5da538a |
15 | 7a018255 |
hex | 4e15039e |
1310000030 has 32 divisors (see below), whose sum is σ = 2497392000. Its totient is φ = 493363872.
The previous prime is 1310000017. The next prime is 1310000051. The reversal of 1310000030 is 300000131.
It is a super-2 number, since 2×13100000302 = 3432200157200001800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1309999972 and 1310000017.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9821 + ... + 52119.
It is an arithmetic number, because the mean of its divisors is an integer number (78043500).
Almost surely, 21310000030 is an apocalyptic number.
1310000030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1310000030 is a deficient number, since it is larger than the sum of its proper divisors (1187391970).
1310000030 is a wasteful number, since it uses less digits than its factorization.
1310000030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42488.
The product of its (nonzero) digits is 9, while the sum is 8.
The square root of 1310000030 is about 36193.9225561419. The cubic root of 1310000030 is about 1094.1841897161.
Adding to 1310000030 its reverse (300000131), we get a palindrome (1610000161).
The spelling of 1310000030 in words is "one billion, three hundred ten million, thirty", and thus it is an aban number.
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