Base | Representation |
---|---|
bin | 10001101100010010101000… |
… | …10011101111001110111001 |
3 | 12002202022012020200201102210 |
4 | 20312021110103233032321 |
5 | 20044410401411240023 |
6 | 214424452021445333 |
7 | 11123544552365004 |
oct | 1066112423571671 |
9 | 162668166621383 |
10 | 38905228227513 |
11 | 1143a68409386a |
12 | 4444116270849 |
13 | 1892993a0964b |
14 | 98704752253b |
15 | 477033255593 |
hex | 2362544ef3b9 |
38905228227513 has 16 divisors (see below), whose sum is σ = 52223805518976. Its totient is φ = 25761778521600.
The previous prime is 38905228227469. The next prime is 38905228227557. The reversal of 38905228227513 is 31572282250983.
It is an interprime number because it is at equal distance from previous prime (38905228227469) and next prime (38905228227557).
It is not a de Polignac number, because 38905228227513 - 230 = 38904154485689 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (38905228227013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1883256 + ... + 9019817.
It is an arithmetic number, because the mean of its divisors is an integer number (3263987844936).
Almost surely, 238905228227513 is an apocalyptic number.
It is an amenable number.
38905228227513 is a deficient number, since it is larger than the sum of its proper divisors (13318577291463).
38905228227513 is a wasteful number, since it uses less digits than its factorization.
38905228227513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10911104.
The product of its (nonzero) digits is 14515200, while the sum is 57.
The spelling of 38905228227513 in words is "thirty-eight trillion, nine hundred five billion, two hundred twenty-eight million, two hundred twenty-seven thousand, five hundred thirteen".
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