Base | Representation |
---|---|
bin | 100110110010110… |
… | …0111101100010100 |
3 | 10100201101121001101 |
4 | 1031211213230110 |
5 | 10131214120130 |
6 | 333100035444 |
7 | 44154221500 |
oct | 11545475424 |
9 | 3321347041 |
10 | 1301707540 |
11 | 608864161 |
12 | 303b32b84 |
13 | 1798b5263 |
14 | c4c47300 |
15 | 7942b1ca |
hex | 4d967b14 |
1301707540 has 72 divisors (see below), whose sum is σ = 3318198912. Its totient is φ = 426888000.
The previous prime is 1301707523. The next prime is 1301707541. The reversal of 1301707540 is 457071031.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 1301707499 and 1301707508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1301707541) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6336 + ... + 51415.
It is an arithmetic number, because the mean of its divisors is an integer number (46086096).
Almost surely, 21301707540 is an apocalyptic number.
1301707540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1301707540 is an abundant number, since it is smaller than the sum of its proper divisors (2016491372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301707540 is a wasteful number, since it uses less digits than its factorization.
1301707540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57797 (or 57788 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 28.
The square root of 1301707540 is about 36079.1843034179. The cubic root of 1301707540 is about 1091.8705193838.
Adding to 1301707540 its reverse (457071031), we get a palindrome (1758778571).
The spelling of 1301707540 in words is "one billion, three hundred one million, seven hundred seven thousand, five hundred forty".
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