Base | Representation |
---|---|
bin | 1011101001100100… |
… | …0100001001000100 |
3 | 22001221020210200010 |
4 | 2322121010021010 |
5 | 22401021221430 |
6 | 1234145150220 |
7 | 140331122034 |
oct | 27231041104 |
9 | 8057223603 |
10 | 3127132740 |
11 | 1365204126 |
12 | 73332b370 |
13 | 3aab37c04 |
14 | 21945b8c4 |
15 | 134807cb0 |
hex | ba644244 |
3127132740 has 48 divisors (see below), whose sum is σ = 8760608640. Its totient is φ = 833460480.
The previous prime is 3127132709. The next prime is 3127132753. The reversal of 3127132740 is 472317213.
It is a super-4 number, since 4×31271327404 (a number of 39 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 3127132698 and 3127132707.
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, 109560 + ... + 135120.
It is an arithmetic number, because the mean of its divisors is an integer number (182512680).
Almost surely, 23127132740 is an apocalyptic number.
3127132740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3127132740 is an abundant number, since it is smaller than the sum of its proper divisors (5633475900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3127132740 is a wasteful number, since it uses less digits than its factorization.
3127132740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27612 (or 27610 counting only the distinct ones).
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 3127132740 is about 55920.7719903794. The cubic root of 3127132740 is about 1462.3413891837.
Adding to 3127132740 its reverse (472317213), we get a palindrome (3599449953).
The spelling of 3127132740 in words is "three billion, one hundred twenty-seven million, one hundred thirty-two thousand, seven hundred forty".
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