Base | Representation |
---|---|
bin | 10110100011100… |
… | …011101101010101 |
3 | 222101001201201112 |
4 | 112203203231111 |
5 | 1233333420203 |
6 | 101314504405 |
7 | 12243342314 |
oct | 2643435525 |
9 | 871051645 |
10 | 378420053 |
11 | 184676650 |
12 | a6895105 |
13 | 60526cbb |
14 | 3838827b |
15 | 2334e6d8 |
hex | 168e3b55 |
378420053 has 24 divisors (see below), whose sum is σ = 433435296. Its totient is φ = 327412800.
The previous prime is 378420019. The next prime is 378420067. The reversal of 378420053 is 350024873.
It is a happy number.
It is not a de Polignac number, because 378420053 - 216 = 378354517 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378420013) 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, 1143098 + ... + 1143428.
It is an arithmetic number, because the mean of its divisors is an integer number (18059804).
Almost surely, 2378420053 is an apocalyptic number.
It is an amenable number.
378420053 is a deficient number, since it is larger than the sum of its proper divisors (55015243).
378420053 is a wasteful number, since it uses less digits than its factorization.
378420053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 485 (or 432 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The square root of 378420053 is about 19453.0216933000. The cubic root of 378420053 is about 723.3104074838.
The spelling of 378420053 in words is "three hundred seventy-eight million, four hundred twenty thousand, fifty-three".
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