Base | Representation |
---|---|
bin | 11001110110101010… |
… | …11011001111010001 |
3 | 1022211100101001212021 |
4 | 30323111123033101 |
5 | 211411333433400 |
6 | 10213200331441 |
7 | 1000653143224 |
oct | 147325331721 |
9 | 38740331767 |
10 | 13880374225 |
11 | 5983122663 |
12 | 2834613b81 |
13 | 14028b63b3 |
14 | 9596575bb |
15 | 5638a371a |
hex | 33b55b3d1 |
13880374225 has 9 divisors (see below), whose sum is σ = 17212394523. Its totient is φ = 11103828120.
The previous prime is 13880374169. The next prime is 13880374231. The reversal of 13880374225 is 52247308831.
The square root of 13880374225 is 117815.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 4996934721 + 8883439504 = 70689^2 + 94252^2 .
It is a de Polignac number, because none of the positive numbers 2k-13880374225 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 577294 + ... + 600856.
Almost surely, 213880374225 is an apocalyptic number.
13880374225 is the 117815-th square number.
13880374225 is the 58908-th centered octagonal number.
It is an amenable number.
13880374225 is a deficient number, since it is larger than the sum of its proper divisors (3332020298).
13880374225 is an frugal number, since it uses more digits than its factorization.
13880374225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47136 (or 23568 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 43.
The spelling of 13880374225 in words is "thirteen billion, eight hundred eighty million, three hundred seventy-four thousand, two hundred twenty-five".
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