Base | Representation |
---|---|
bin | 10001101011110111001111… |
… | …10101110111110101100111 |
3 | 12002200220020110021001221122 |
4 | 20311323213311313311213 |
5 | 20044140243012312343 |
6 | 214414020533404155 |
7 | 11122514266634102 |
oct | 1065734765676547 |
9 | 162626213231848 |
10 | 38890523557223 |
11 | 11434418746398 |
12 | 44412b179965b |
13 | 189148c414700 |
14 | 986450617739 |
15 | 47697232b068 |
hex | 235ee7d77d67 |
38890523557223 has 24 divisors (see below), whose sum is σ = 42299061030000. Its totient is φ = 35739695556864.
The previous prime is 38890523557211. The next prime is 38890523557231. The reversal of 38890523557223 is 32275532509883.
It is not a de Polignac number, because 38890523557223 - 236 = 38821804080487 is a prime.
It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38890523527223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 783631736 + ... + 783681362.
It is an arithmetic number, because the mean of its divisors is an integer number (1762460876250).
Almost surely, 238890523557223 is an apocalyptic number.
38890523557223 is a deficient number, since it is larger than the sum of its proper divisors (3408537472777).
38890523557223 is a wasteful number, since it uses less digits than its factorization.
38890523557223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70131 (or 70118 counting only the distinct ones).
The product of its (nonzero) digits is 108864000, while the sum is 62.
The spelling of 38890523557223 in words is "thirty-eight trillion, eight hundred ninety billion, five hundred twenty-three million, five hundred fifty-seven thousand, two hundred twenty-three".
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