Base | Representation |
---|---|
bin | 11000101110110000… |
… | …10010100010101101 |
3 | 1021021022021212021210 |
4 | 30113120102202231 |
5 | 204142422122021 |
6 | 10033251145033 |
7 | 650006605212 |
oct | 142730224255 |
9 | 37238255253 |
10 | 13277145261 |
11 | 56a3669826 |
12 | 26a65a5179 |
13 | 1337929b93 |
14 | 8dd4adb09 |
15 | 52a948e76 |
hex | 3176128ad |
13277145261 has 8 divisors (see below), whose sum is σ = 18634589920. Its totient is φ = 8385565392.
The previous prime is 13277145257. The next prime is 13277145281. The reversal of 13277145261 is 16254177231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13277145261 - 22 = 13277145257 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13277145241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116466130 + ... + 116466243.
It is an arithmetic number, because the mean of its divisors is an integer number (2329323740).
Almost surely, 213277145261 is an apocalyptic number.
It is an amenable number.
13277145261 is a deficient number, since it is larger than the sum of its proper divisors (5357444659).
13277145261 is a wasteful number, since it uses less digits than its factorization.
13277145261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 232932395.
The product of its digits is 70560, while the sum is 39.
The spelling of 13277145261 in words is "thirteen billion, two hundred seventy-seven million, one hundred forty-five thousand, two hundred sixty-one".
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