Base | Representation |
---|---|
bin | 101011010010000000011000… |
… | …0001101110110001111011001 |
3 | 1211220222012120012110001122221 |
4 | 1112210000300031312033121 |
5 | 344344444320233210344 |
6 | 3425410125333544041 |
7 | 143122103115136234 |
oct | 12644006015661731 |
9 | 1756865505401587 |
10 | 380706710053849 |
11 | 100339899905003 |
12 | 36847616aa5021 |
13 | 1345764791c31a |
14 | 6a0243593441b |
15 | 2e030c6494184 |
hex | 15a40303763d9 |
380706710053849 has 9 divisors (see below), whose sum is σ = 382164919326463. Its totient is φ = 379254043955992.
The previous prime is 380706710053687. The next prime is 380706710053883. The reversal of 380706710053849 is 948350017607083.
The square root of 380706710053849 is 19511707.
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., 127530877803849 + 253175832250000 = 11292957^2 + 15911500^2 .
It is not a de Polignac number, because 380706710053849 - 231 = 380704562570201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (380706710053349) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5131541847 + ... + 5131616035.
Almost surely, 2380706710053849 is an apocalyptic number.
380706710053849 is the 19511707-th square number.
380706710053849 is the 9755854-th centered octagonal number.
It is an amenable number.
380706710053849 is a deficient number, since it is larger than the sum of its proper divisors (1458209272614).
380706710053849 is an frugal number, since it uses more digits than its factorization.
380706710053849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148904 (or 74452 counting only the distinct ones).
The product of its (nonzero) digits is 30481920, while the sum is 61.
The spelling of 380706710053849 in words is "three hundred eighty trillion, seven hundred six billion, seven hundred ten million, fifty-three thousand, eight hundred forty-nine".
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